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Subject: Re: [PATCH v4 03/10] net/ps3_gelic: Format cleanups
To: Geoff Levand <geoff@infradead.org>, "David S. Miller"
 <davem@davemloft.net>, Jakub Kicinski <kuba@kernel.org>
References: <cover.1627068552.git.geoff@infradead.org>
 <56efff53fcf563a1741904ea0f078d50c378b6cc.1627068552.git.geoff@infradead.org>
From: Christophe Leroy <christophe.leroy@csgroup.eu>
Message-ID: <26f9cd04-b010-e31d-3d12-7aff582aaf80@csgroup.eu>
Date: Thu, 5 Aug 2021 07:06:26 +0200
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Le 23/07/2021 à 22:31, Geoff Levand a écrit :
> In an effort to make the PS3 gelic driver easier to maintain, cleanup the
> the driver source file formatting to be more consistent.

WARNING:AVOID_BUG: Avoid crashing the kernel - try using WARN_ON & recovery code rather than BUG() 
or BUG_ON()
#268: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:508:
+	BUG_ON(!(be32_to_cpu(descr->hw_regs.data_status) &

CHECK:PARENTHESIS_ALIGNMENT: Alignment should match open parenthesis
#274: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:512:
+	dma_unmap_single(dev, be32_to_cpu(descr->hw_regs.payload.dev_addr),
+		skb->len, DMA_TO_DEVICE);

WARNING:BRACES: braces {} are not necessary for single statement blocks
#295: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:580:
+			if (!stop) {
  				goto out;
+			}

WARNING:BRACES: braces {} are not necessary for single statement blocks
#306: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:589:
+	if (!stop && release) {
  		gelic_card_wake_queues(card);
+	}

CHECK:PARENTHESIS_ALIGNMENT: Alignment should match open parenthesis
#405: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:753:
+		pr_debug("%s:%d: hd=%d c=%ud\n", __func__, __LINE__,
+			skb_headroom(skb), c);

WARNING:BRACES: braces {} are not necessary for single statement blocks
#428: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:792:
+		if (!skb_tmp) {
  			return -ENOMEM;
+		}

WARNING:BRACES: braces {} are not necessary for single statement blocks
#515: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1093:
+	if (dmac_chain_ended) {
  		gelic_card_enable_rxdmac(card);
+	}

WARNING:BRACES: braces {} are not necessary for single statement blocks
#526: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1114:
+		if (!gelic_card_decode_one_descr(card)) {
  			break;
+		}

WARNING:BRACES: braces {} are not necessary for single statement blocks
#546: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1139:
+	if (!status) {
  		return IRQ_NONE;
+	}

WARNING:BRACES: braces {} are not necessary for single statement blocks
#557: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1160:
+	if (status & GELIC_CARD_PORT_STATUS_CHANGED) {
  		gelic_card_get_ether_port_status(card, 1);
+	}

CHECK:PARENTHESIS_ALIGNMENT: Alignment should match open parenthesis
#620: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1273:
+static int gelic_ether_set_link_ksettings(struct net_device *netdev,
+	const struct ethtool_link_ksettings *cmd)

WARNING:BRACES: braces {} are not necessary for single statement blocks
#637: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1309:
+	if (ret) {
  		return ret;
+	}

WARNING:BRACES: braces {} are not necessary for any arm of this statement
#649: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1319:
+	if (ps3_compare_firmware_version(2, 2, 0) >= 0) {
[...]
-	else
[...]

WARNING:BRACES: braces {} are not necessary for single statement blocks
#676: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1342:
+	if (wol->wolopts & ~WAKE_MAGIC) {
  		return -EINVAL;
+	}

WARNING:BRACES: braces {} are not necessary for single statement blocks
#750: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1422:
+	if (!(netdev->flags & IFF_UP)) {
  		goto out;
+	}

WARNING:BRACES: braces {} are not necessary for single statement blocks
#788: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1506:
+	if (GELIC_CARD_RX_CSUM_DEFAULT) {
  		netdev->features |= NETIF_F_RXCSUM;
+	}

WARNING:BRACES: braces {} are not necessary for single statement blocks
#822: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1577:
+	if (!p) {
  		return NULL;
+	}

CHECK:PARENTHESIS_ALIGNMENT: Alignment should match open parenthesis
#930: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1754:
+	result = request_irq(card->irq, gelic_card_interrupt, 0, netdev->name,
+		card);

CHECK:PARENTHESIS_ALIGNMENT: Alignment should match open parenthesis
#943: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1766:
+	result = gelic_card_init_chain(card, &card->tx_chain, card->descr,
+		GELIC_NET_TX_DESCRIPTORS);

WARNING:BRACES: braces {} are not necessary for single statement blocks
#948: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1768:
+	if (result) {
  		goto fail_alloc_tx;
+	}

WARNING:BRACES: braces {} are not necessary for single statement blocks
#959: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1776:
+	if (result) {
  		goto fail_alloc_rx;
+	}

WARNING:BRACES: braces {} are not necessary for single statement blocks
#975: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1789:
+	if (result) {
  		goto fail_alloc_skbs;
+	}

CHECK:PARENTHESIS_ALIGNMENT: Alignment should match open parenthesis
#1008: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1831:
+	lv1_net_set_interrupt_status_indicator(bus_id(card), bus_id(card), 0,
+		0);

CHECK:PARENTHESIS_ALIGNMENT: Alignment should match open parenthesis
#1050: FILE: drivers/net/ethernet/toshiba/ps3_gelic_net.c:1883:
+	lv1_net_set_interrupt_status_indicator(bus_id(card), dev_id(card), 0,
+		0);


NOTE: For some of the reported defects, checkpatch may be able to
       mechanically convert to the typical style using --fix or --fix-inplace.

Commit 518e332861e3 ("net/ps3_gelic: Format cleanups") has style problems, please review.

NOTE: Ignored message types: ARCH_INCLUDE_LINUX BIT_MACRO COMPARISON_TO_NULL DT_SPLIT_BINDING_PATCH 
EMAIL_SUBJECT FILE_PATH_CHANGES GLOBAL_INITIALISERS LINE_SPACING MULTIPLE_ASSIGNMENTS

> 
> Signed-off-by: Geoff Levand <geoff@infradead.org>
> ---
>   drivers/net/ethernet/toshiba/ps3_gelic_net.c | 379 ++++++++++---------
>   1 file changed, 193 insertions(+), 186 deletions(-)
> 
> diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_net.c b/drivers/net/ethernet/toshiba/ps3_gelic_net.c
> index ba008a98928a..ded467d81f36 100644
> --- a/drivers/net/ethernet/toshiba/ps3_gelic_net.c
> +++ b/drivers/net/ethernet/toshiba/ps3_gelic_net.c
> @@ -44,8 +44,6 @@ MODULE_AUTHOR("SCE Inc.");
>   MODULE_DESCRIPTION("Gelic Network driver");
>   MODULE_LICENSE("GPL");
>   
> -
> -/* set irq_mask */
>   int gelic_card_set_irq_mask(struct gelic_card *card, u64 mask)
>   {
>   	struct device *dev = ctodev(card);
> @@ -65,6 +63,7 @@ static void gelic_card_rx_irq_on(struct gelic_card *card)
>   	card->irq_mask |= GELIC_CARD_RXINT;
>   	gelic_card_set_irq_mask(card, card->irq_mask);
>   }
> +
>   static void gelic_card_rx_irq_off(struct gelic_card *card)
>   {
>   	card->irq_mask &= ~GELIC_CARD_RXINT;
> @@ -72,15 +71,14 @@ static void gelic_card_rx_irq_off(struct gelic_card *card)
>   }
>   
>   static void gelic_card_get_ether_port_status(struct gelic_card *card,
> -					     int inform)
> +	int inform)
>   {
>   	u64 v2;
>   	struct net_device *ether_netdev;
>   
>   	lv1_net_control(bus_id(card), dev_id(card),
> -			GELIC_LV1_GET_ETH_PORT_STATUS,
> -			GELIC_LV1_VLAN_TX_ETHERNET_0, 0, 0,
> -			&card->ether_port_status, &v2);
> +		GELIC_LV1_GET_ETH_PORT_STATUS, GELIC_LV1_VLAN_TX_ETHERNET_0, 0,
> +		0, &card->ether_port_status, &v2);
>   
>   	if (inform) {
>   		ether_netdev = card->netdev[GELIC_PORT_ETHERNET_0];
> @@ -100,7 +98,8 @@ static void gelic_card_get_ether_port_status(struct gelic_card *card,
>   static enum gelic_descr_dma_status
>   gelic_descr_get_status(struct gelic_descr *descr)
>   {
> -	return be32_to_cpu(descr->hw_regs.dmac_cmd_status) & GELIC_DESCR_DMA_STAT_MASK;
> +	return be32_to_cpu(descr->hw_regs.dmac_cmd_status) &
> +		GELIC_DESCR_DMA_STAT_MASK;
>   }
>   
>   static int gelic_card_set_link_mode(struct gelic_card *card, int mode)
> @@ -110,8 +109,9 @@ static int gelic_card_set_link_mode(struct gelic_card *card, int mode)
>   	u64 v1, v2;
>   
>   	status = lv1_net_control(bus_id(card), dev_id(card),
> -				 GELIC_LV1_SET_NEGOTIATION_MODE,
> -				 GELIC_LV1_PHY_ETHERNET_0, mode, 0, &v1, &v2);
> +		GELIC_LV1_SET_NEGOTIATION_MODE, GELIC_LV1_PHY_ETHERNET_0, mode,
> +		0, &v1, &v2);
> +
>   	if (status) {
>   		dev_err(dev, "%s:%d: Failed setting negotiation mode: %d\n",
>   			__func__, __LINE__, status);
> @@ -138,7 +138,8 @@ static void gelic_card_disable_txdmac(struct gelic_card *card)
>   	status = lv1_net_stop_tx_dma(bus_id(card), dev_id(card));
>   
>   	if (status) {
> -		dev_err(dev, "lv1_net_stop_tx_dma failed, status=%d\n", status);
> +		dev_err(dev, "%s:%d: lv1_net_stop_tx_dma failed: %d\n",
> +			__func__, __LINE__, status);
>   	}
>   }
>   
> @@ -166,10 +167,11 @@ static void gelic_card_enable_rxdmac(struct gelic_card *card)
>   	}
>   #endif
>   	status = lv1_net_start_rx_dma(bus_id(card), dev_id(card),
> -				card->rx_chain.head->link.cpu_addr, 0);
> +		card->rx_chain.head->link.cpu_addr, 0);
> +
>   	if (status) {
> -		dev_err(dev, "lv1_net_start_rx_dma failed, status=%d\n",
> -			status);
> +		dev_err(dev, "%s:%d: lv1_net_start_rx_dma failed: %d\n",
> +			__func__, __LINE__, status);
>   	}
>   }
>   
> @@ -189,7 +191,8 @@ static void gelic_card_disable_rxdmac(struct gelic_card *card)
>   	status = lv1_net_stop_rx_dma(bus_id(card), dev_id(card));
>   
>   	if (status) {
> -		dev_err(dev, "lv1_net_stop_rx_dma failed, %d\n", status);
> +		dev_err(dev, "%s:%d: lv1_net_stop_rx_dma failed: %d\n",
> +			__func__, __LINE__, status);
>   	}
>   }
>   
> @@ -202,11 +205,11 @@ static void gelic_card_disable_rxdmac(struct gelic_card *card)
>    * in the status
>    */
>   static void gelic_descr_set_status(struct gelic_descr *descr,
> -				   enum gelic_descr_dma_status status)
> +	enum gelic_descr_dma_status status)
>   {
>   	descr->hw_regs.dmac_cmd_status = cpu_to_be32(status |
> -			(be32_to_cpu(descr->hw_regs.dmac_cmd_status) &
> -			 ~GELIC_DESCR_DMA_STAT_MASK));
> +		(be32_to_cpu(descr->hw_regs.dmac_cmd_status) &
> +		~GELIC_DESCR_DMA_STAT_MASK));
>   	/*
>   	 * dma_cmd_status field is used to indicate whether the descriptor
>   	 * is valid or not.
> @@ -226,14 +229,14 @@ static void gelic_descr_set_status(struct gelic_descr *descr,
>    * and re-initialize the hardware chain for later use
>    */
>   static void gelic_card_reset_chain(struct gelic_card *card,
> -				   struct gelic_descr_chain *chain,
> -				   struct gelic_descr *start_descr)
> +	struct gelic_descr_chain *chain, struct gelic_descr *start_descr)
>   {
>   	struct gelic_descr *descr;
>   
>   	for (descr = start_descr; start_descr != descr->next; descr++) {
>   		gelic_descr_set_status(descr, GELIC_DESCR_DMA_CARDOWNED);
> -		descr->hw_regs.next_descr_addr = cpu_to_be32(descr->next->link.cpu_addr);
> +		descr->hw_regs.next_descr_addr =
> +			cpu_to_be32(descr->next->link.cpu_addr);
>   	}
>   
>   	chain->head = start_descr;
> @@ -249,11 +252,8 @@ void gelic_card_up(struct gelic_card *card)
>   	mutex_lock(&card->updown_lock);
>   	if (atomic_inc_return(&card->users) == 1) {
>   		dev_dbg(dev, "%s:%d: Starting...\n", __func__, __LINE__);
> -		/* enable irq */
>   		gelic_card_set_irq_mask(card, card->irq_mask);
> -		/* start rx */
>   		gelic_card_enable_rxdmac(card);
> -
>   		napi_enable(&card->napi);
>   	}
>   	mutex_unlock(&card->updown_lock);
> @@ -269,17 +269,14 @@ void gelic_card_down(struct gelic_card *card)
>   		dev_dbg(dev, "%s:%d: Stopping...\n", __func__, __LINE__);
>   		napi_disable(&card->napi);
>   		/*
> -		 * Disable irq. Wireless interrupts will
> -		 * be disabled later if any
> +		 * Disable irq. Wireless interrupts will be disabled later.
>   		 */
>   		mask = card->irq_mask & (GELIC_CARD_WLAN_EVENT_RECEIVED |
> -					 GELIC_CARD_WLAN_COMMAND_COMPLETED);
> +			GELIC_CARD_WLAN_COMMAND_COMPLETED);
>   		gelic_card_set_irq_mask(card, mask);
> -		/* stop rx */
>   		gelic_card_disable_rxdmac(card);
>   		gelic_card_reset_chain(card, &card->rx_chain,
> -				       card->descr + GELIC_NET_TX_DESCRIPTORS);
> -		/* stop tx */
> +			card->descr + GELIC_NET_TX_DESCRIPTORS);
>   		gelic_card_disable_txdmac(card);
>   	}
>   	mutex_unlock(&card->updown_lock);
> @@ -291,12 +288,13 @@ void gelic_card_down(struct gelic_card *card)
>    * @descr_in: address of desc
>    */
>   static void gelic_card_free_chain(struct gelic_card *card,
> -				  struct gelic_descr *descr_in)
> +	struct gelic_descr *descr_in)
>   {
>   	struct device *dev = ctodev(card);
>   	struct gelic_descr *descr;
>   
> -	for (descr = descr_in; descr && descr->link.cpu_addr; descr = descr->next) {
> +	for (descr = descr_in; descr && descr->link.cpu_addr;
> +		descr = descr->next) {
>   		dma_unmap_single(dev, descr->link.cpu_addr, descr->link.size,
>   			DMA_BIDIRECTIONAL);
>   		descr->link.cpu_addr = 0;
> @@ -316,8 +314,8 @@ static void gelic_card_free_chain(struct gelic_card *card,
>    * returns 0 on success, <0 on failure
>    */
>   static int gelic_card_init_chain(struct gelic_card *card,
> -				 struct gelic_descr_chain *chain,
> -				 struct gelic_descr *start_descr, int no)
> +	struct gelic_descr_chain *chain, struct gelic_descr *start_descr,
> +	int no)
>   {
>   	int i;
>   	struct gelic_descr *descr;
> @@ -326,7 +324,6 @@ static int gelic_card_init_chain(struct gelic_card *card,
>   	descr = start_descr;
>   	memset(descr, 0, sizeof(*descr) * no);
>   
> -	/* set up the hardware pointers in each descriptor */
>   	for (i = 0; i < no; i++, descr++) {
>   		descr->link.size = sizeof(struct gelic_hw_regs);
>   		gelic_descr_set_status(descr, GELIC_DESCR_DMA_NOT_IN_USE);
> @@ -340,14 +337,14 @@ static int gelic_card_init_chain(struct gelic_card *card,
>   		descr->next = descr + 1;
>   		descr->prev = descr - 1;
>   	}
> -	/* make them as ring */
> +
>   	(descr - 1)->next = start_descr;
>   	start_descr->prev = (descr - 1);
>   
> -	/* chain bus addr of hw descriptor */
>   	descr = start_descr;
>   	for (i = 0; i < no; i++, descr++) {
> -		descr->hw_regs.next_descr_addr = cpu_to_be32(descr->next->link.cpu_addr);
> +		descr->hw_regs.next_descr_addr =
> +			cpu_to_be32(descr->next->link.cpu_addr);
>   	}
>   
>   	chain->head = start_descr;
> @@ -378,7 +375,7 @@ static int gelic_card_init_chain(struct gelic_card *card,
>    * Activate the descriptor state-wise
>    */
>   static int gelic_descr_prepare_rx(struct gelic_card *card,
> -				  struct gelic_descr *descr)
> +	struct gelic_descr *descr)
>   {
>   	struct device *dev = ctodev(card);
>   	int offset;
> @@ -439,14 +436,13 @@ static void gelic_card_release_rx_chain(struct gelic_card *card)
>   	do {
>   		if (descr->skb) {
>   			dma_unmap_single(dev,
> -					 be32_to_cpu(descr->hw_regs.payload.dev_addr),
> -					 descr->skb->len,
> -					 DMA_FROM_DEVICE);
> +				be32_to_cpu(descr->hw_regs.payload.dev_addr),
> +				descr->skb->len, DMA_FROM_DEVICE);
>   			descr->hw_regs.payload.dev_addr = 0;
>   			dev_kfree_skb_any(descr->skb);
>   			descr->skb = NULL;
>   			gelic_descr_set_status(descr,
> -					       GELIC_DESCR_DMA_NOT_IN_USE);
> +				GELIC_DESCR_DMA_NOT_IN_USE);
>   		}
>   		descr = descr->next;
>   	} while (descr != card->rx_chain.head);
> @@ -504,15 +500,16 @@ static int gelic_card_alloc_rx_skbs(struct gelic_card *card)
>    * releases a used tx descriptor (unmapping, freeing of skb)
>    */
>   static void gelic_descr_release_tx(struct gelic_card *card,
> -				       struct gelic_descr *descr)
> +	struct gelic_descr *descr)
>   {
>   	struct sk_buff *skb = descr->skb;
>   	struct device *dev = ctodev(card);
>   
> -	BUG_ON(!(be32_to_cpu(descr->hw_regs.data_status) & GELIC_DESCR_TX_TAIL));
> +	BUG_ON(!(be32_to_cpu(descr->hw_regs.data_status) &
> +		GELIC_DESCR_TX_TAIL));
>   
> -	dma_unmap_single(dev, be32_to_cpu(descr->hw_regs.payload.dev_addr), skb->len,
> -			 DMA_TO_DEVICE);
> +	dma_unmap_single(dev, be32_to_cpu(descr->hw_regs.payload.dev_addr),
> +		skb->len, DMA_TO_DEVICE);
>   	dev_kfree_skb_any(skb);
>   
>   	descr->hw_regs.payload.dev_addr = 0;
> @@ -524,7 +521,6 @@ static void gelic_descr_release_tx(struct gelic_card *card,
>   	descr->hw_regs.data_error = 0;
>   	descr->skb = NULL;
>   
> -	/* set descr status */
>   	gelic_descr_set_status(descr, GELIC_DESCR_DMA_NOT_IN_USE);
>   }
>   
> @@ -580,19 +576,19 @@ static void gelic_card_release_tx_chain(struct gelic_card *card, int stop)
>   			}
>   			break;
>   
> -		case GELIC_DESCR_DMA_CARDOWNED:
> -			/* pending tx request */
>   		default:
> -			/* any other value (== GELIC_DESCR_DMA_NOT_IN_USE) */
> -			if (!stop)
> +			if (!stop) {
>   				goto out;
> +			}
>   		}
> +
>   		gelic_descr_release_tx(card, tx_chain->tail);
> -		release ++;
> +		release++;
>   	}
>   out:
> -	if (!stop && release)
> +	if (!stop && release) {
>   		gelic_card_wake_queues(card);
> +	}
>   }
>   
>   /**
> @@ -613,18 +609,18 @@ void gelic_net_set_multi(struct net_device *netdev)
>   	u64 addr;
>   	int status;
>   
> -	/* clear all multicast address */
>   	status = lv1_net_remove_multicast_address(bus_id(card), dev_id(card),
> -						  0, 1);
> +		0, 1);
> +
>   	if (status) {
>   		dev_err(dev,
>   			"%s:%d: lv1_net_remove_multicast_address failed %d\n",
>   			__func__, __LINE__, status);
>   	}
>   
> -	/* set broadcast address */
>   	status = lv1_net_add_multicast_address(bus_id(card), dev_id(card),
> -					       GELIC_NET_BROADCAST_ADDR, 0);
> +		GELIC_NET_BROADCAST_ADDR, 0);
> +
>   	if (status) {
>   		dev_err(dev,
>   			"%s:%d: lv1_net_add_multicast_address failed, %d\n",
> @@ -634,8 +630,8 @@ void gelic_net_set_multi(struct net_device *netdev)
>   	if ((netdev->flags & IFF_ALLMULTI) ||
>   	    (netdev_mc_count(netdev) > GELIC_NET_MC_COUNT_MAX)) {
>   		status = lv1_net_add_multicast_address(bus_id(card),
> -						       dev_id(card),
> -						       0, 1);
> +			dev_id(card), 0, 1);
> +
>   		if (status) {
>   			dev_err(dev,
>   				"%s:%d: lv1_net_add_multicast_address failed, %d\n",
> @@ -644,7 +640,6 @@ void gelic_net_set_multi(struct net_device *netdev)
>   		return;
>   	}
>   
> -	/* set multicast addresses */
>   	netdev_for_each_mc_addr(ha, netdev) {
>   		addr = 0;
>   		p = ha->addr;
> @@ -653,8 +648,8 @@ void gelic_net_set_multi(struct net_device *netdev)
>   			addr |= *p++;
>   		}
>   		status = lv1_net_add_multicast_address(bus_id(card),
> -						       dev_id(card),
> -						       addr, 0);
> +			dev_id(card), addr, 0);
> +
>   		if (status) {
>   			dev_err(dev,
>   				"%s:%d: lv1_net_add_multicast_address failed, %d\n",
> @@ -698,8 +693,8 @@ gelic_card_get_next_tx_descr(struct gelic_card *card)
>   		return NULL;
>   	/*  see if the next descriptor is free */
>   	if (card->tx_chain.tail != card->tx_chain.head->next &&
> -	    gelic_descr_get_status(card->tx_chain.head) ==
> -	    GELIC_DESCR_DMA_NOT_IN_USE)
> +		gelic_descr_get_status(card->tx_chain.head) ==
> +			GELIC_DESCR_DMA_NOT_IN_USE)
>   		return card->tx_chain.head;
>   	else
>   		return NULL;
> @@ -716,12 +711,12 @@ gelic_card_get_next_tx_descr(struct gelic_card *card)
>    * has executed before.
>    */
>   static void gelic_descr_set_tx_cmdstat(struct gelic_descr *descr,
> -				       struct sk_buff *skb)
> +	struct sk_buff *skb)
>   {
>   	if (skb->ip_summed != CHECKSUM_PARTIAL)
>   		descr->hw_regs.dmac_cmd_status =
>   			cpu_to_be32(GELIC_DESCR_DMA_CMD_NO_CHKSUM |
> -				    GELIC_DESCR_TX_DMA_FRAME_TAIL);
> +				GELIC_DESCR_TX_DMA_FRAME_TAIL);
>   	else {
>   		/* is packet ip?
>   		 * if yes: tcp? udp? */
> @@ -747,14 +742,15 @@ static void gelic_descr_set_tx_cmdstat(struct gelic_descr *descr,
>   }
>   
>   static struct sk_buff *gelic_put_vlan_tag(struct sk_buff *skb,
> -						 unsigned short tag)
> +	unsigned short tag)
>   {
>   	struct vlan_ethhdr *veth;
>   	static unsigned int c;
>   
>   	if (skb_headroom(skb) < VLAN_HLEN) {
>   		struct sk_buff *sk_tmp = skb;
> -		pr_debug("%s: hd=%d c=%ud\n", __func__, skb_headroom(skb), c);
> +		pr_debug("%s:%d: hd=%d c=%ud\n", __func__, __LINE__,
> +			skb_headroom(skb), c);
>   		skb = skb_realloc_headroom(sk_tmp, VLAN_HLEN);
>   		if (!skb)
>   			return NULL;
> @@ -781,8 +777,7 @@ static struct sk_buff *gelic_put_vlan_tag(struct sk_buff *skb,
>    *
>    */
>   static int gelic_descr_prepare_tx(struct gelic_card *card,
> -				  struct gelic_descr *descr,
> -				  struct sk_buff *skb)
> +	struct gelic_descr *descr, struct sk_buff *skb)
>   {
>   	struct device *dev = ctodev(card);
>   	dma_addr_t cpu_addr;
> @@ -792,10 +787,11 @@ static int gelic_descr_prepare_tx(struct gelic_card *card,
>   		enum gelic_port_type type;
>   
>   		type = netdev_port(skb->dev)->type;
> -		skb_tmp = gelic_put_vlan_tag(skb,
> -					     card->vlan[type].tx);
> -		if (!skb_tmp)
> +		skb_tmp = gelic_put_vlan_tag(skb, card->vlan[type].tx);
> +
> +		if (!skb_tmp) {
>   			return -ENOMEM;
> +		}
>   		skb = skb_tmp;
>   	}
>   
> @@ -890,7 +886,8 @@ netdev_tx_t gelic_net_xmit(struct sk_buff *skb, struct net_device *netdev)
>   	 * link this prepared descriptor to previous one
>   	 * to achieve high performance
>   	 */
> -	descr->prev->hw_regs.next_descr_addr = cpu_to_be32(descr->link.cpu_addr);
> +	descr->prev->hw_regs.next_descr_addr =
> +		cpu_to_be32(descr->link.cpu_addr);
>   	/*
>   	 * as hardware descriptor is modified in the above lines,
>   	 * ensure that the hardware sees it
> @@ -926,9 +923,7 @@ netdev_tx_t gelic_net_xmit(struct sk_buff *skb, struct net_device *netdev)
>    * stack. The descriptor state is not changed.
>    */
>   static void gelic_net_pass_skb_up(struct gelic_descr *descr,
> -				  struct gelic_card *card,
> -				  struct net_device *netdev)
> -
> +	struct gelic_card *card, struct net_device *netdev)
>   {
>   	struct device *dev = ctodev(card);
>   	struct sk_buff *skb = descr->skb;
> @@ -938,19 +933,18 @@ static void gelic_net_pass_skb_up(struct gelic_descr *descr,
>   	data_error = be32_to_cpu(descr->hw_regs.data_error);
>   	/* unmap skb buffer */
>   	dma_unmap_single(dev, be32_to_cpu(descr->hw_regs.payload.dev_addr),
> -			 GELIC_NET_MAX_MTU,
> -			 DMA_FROM_DEVICE);
> +			 GELIC_NET_MAX_MTU, DMA_FROM_DEVICE);
>   
> -	skb_put(skb, be32_to_cpu(descr->hw_regs.valid_size)?
> +	skb_put(skb, be32_to_cpu(descr->hw_regs.valid_size) ?
>   		be32_to_cpu(descr->hw_regs.valid_size) :
>   		be32_to_cpu(descr->hw_regs.result_size));
>   
>   	if (!descr->hw_regs.valid_size) {
>   		dev_err(dev, "%s:%d: buffer full %x %x %x\n", __func__,
>   			__LINE__,
> -			 be32_to_cpu(descr->hw_regs.result_size),
> -			 be32_to_cpu(descr->hw_regs.payload.size),
> -			 be32_to_cpu(descr->hw_regs.dmac_cmd_status));
> +			be32_to_cpu(descr->hw_regs.result_size),
> +			be32_to_cpu(descr->hw_regs.payload.size),
> +			be32_to_cpu(descr->hw_regs.dmac_cmd_status));
>   	}
>   
>   	descr->skb = NULL;
> @@ -1028,8 +1022,8 @@ static int gelic_card_decode_one_descr(struct gelic_card *card)
>   		netdev = card->netdev[GELIC_PORT_ETHERNET_0];
>   
>   	if ((status == GELIC_DESCR_DMA_RESPONSE_ERROR) ||
> -	    (status == GELIC_DESCR_DMA_PROTECTION_ERROR) ||
> -	    (status == GELIC_DESCR_DMA_FORCE_END)) {
> +		(status == GELIC_DESCR_DMA_PROTECTION_ERROR) ||
> +		(status == GELIC_DESCR_DMA_FORCE_END)) {
>   		dev_info(dev, "%s:%d: dropping RX descriptor with state %x\n",
>   			__func__, __LINE__, status);
>   		netdev->stats.rx_dropped++;
> @@ -1064,8 +1058,7 @@ static int gelic_card_decode_one_descr(struct gelic_card *card)
>   refill:
>   
>   	/* is the current descriptor terminated with next_descr == NULL? */
> -	dmac_chain_ended =
> -		be32_to_cpu(descr->hw_regs.dmac_cmd_status) &
> +	dmac_chain_ended = be32_to_cpu(descr->hw_regs.dmac_cmd_status) &
>   		GELIC_DESCR_RX_DMA_CHAIN_END;
>   	/*
>   	 * So that always DMAC can see the end
> @@ -1089,15 +1082,17 @@ static int gelic_card_decode_one_descr(struct gelic_card *card)
>   	/*
>   	 * Set this descriptor the end of the chain.
>   	 */
> -	descr->prev->hw_regs.next_descr_addr = cpu_to_be32(descr->link.cpu_addr);
> +	descr->prev->hw_regs.next_descr_addr =
> +		cpu_to_be32(descr->link.cpu_addr);
>   
>   	/*
>   	 * If dmac chain was met, DMAC stopped.
>   	 * thus re-enable it
>   	 */
>   
> -	if (dmac_chain_ended)
> +	if (dmac_chain_ended) {
>   		gelic_card_enable_rxdmac(card);
> +	}
>   
>   	return 1;
>   }
> @@ -1116,9 +1111,9 @@ static int gelic_net_poll(struct napi_struct *napi, int budget)
>   	int packets_done = 0;
>   
>   	while (packets_done < budget) {
> -		if (!gelic_card_decode_one_descr(card))
> +		if (!gelic_card_decode_one_descr(card)) {
>   			break;
> -
> +		}
>   		packets_done++;
>   	}
>   
> @@ -1126,6 +1121,7 @@ static int gelic_net_poll(struct napi_struct *napi, int budget)
>   		napi_complete_done(napi, packets_done);
>   		gelic_card_rx_irq_on(card);
>   	}
> +
>   	return packets_done;
>   }
>   
> @@ -1140,8 +1136,9 @@ static irqreturn_t gelic_card_interrupt(int irq, void *ptr)
>   
>   	status = card->irq_status;
>   
> -	if (!status)
> +	if (!status) {
>   		return IRQ_NONE;
> +	}
>   
>   	status &= card->irq_mask;
>   
> @@ -1160,13 +1157,15 @@ static irqreturn_t gelic_card_interrupt(int irq, void *ptr)
>   	}
>   
>   	/* ether port status changed */
> -	if (status & GELIC_CARD_PORT_STATUS_CHANGED)
> +	if (status & GELIC_CARD_PORT_STATUS_CHANGED) {
>   		gelic_card_get_ether_port_status(card, 1);
> +	}
>   
>   #ifdef CONFIG_GELIC_WIRELESS
>   	if (status & (GELIC_CARD_WLAN_EVENT_RECEIVED |
> -		      GELIC_CARD_WLAN_COMMAND_COMPLETED))
> +		GELIC_CARD_WLAN_COMMAND_COMPLETED)) {
>   		gelic_wl_interrupt(card->netdev[GELIC_PORT_WIRELESS], status);
> +	}
>   #endif
>   
>   	return IRQ_HANDLED;
> @@ -1211,14 +1210,14 @@ int gelic_net_open(struct net_device *netdev)
>   }
>   
>   void gelic_net_get_drvinfo(struct net_device *netdev,
> -			   struct ethtool_drvinfo *info)
> +	struct ethtool_drvinfo *info)
>   {
>   	strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
>   	strlcpy(info->version, DRV_VERSION, sizeof(info->version));
>   }
>   
>   static int gelic_ether_get_link_ksettings(struct net_device *netdev,
> -					  struct ethtool_link_ksettings *cmd)
> +	struct ethtool_link_ksettings *cmd)
>   {
>   	struct gelic_card *card = netdev_card(netdev);
>   	struct device *dev = ctodev(card);
> @@ -1248,10 +1247,12 @@ static int gelic_ether_get_link_ksettings(struct net_device *netdev,
>   	}
>   
>   	supported = SUPPORTED_TP | SUPPORTED_Autoneg |
> -			SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full |
> -			SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full |
> -			SUPPORTED_1000baseT_Full;
> +		SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full |
> +		SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full |
> +		SUPPORTED_1000baseT_Full;
> +
>   	advertising = supported;
> +
>   	if (card->link_mode & GELIC_LV1_ETHER_AUTO_NEG) {
>   		cmd->base.autoneg = AUTONEG_ENABLE;
>   	} else {
> @@ -1261,16 +1262,15 @@ static int gelic_ether_get_link_ksettings(struct net_device *netdev,
>   	cmd->base.port = PORT_TP;
>   
>   	ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
> -						supported);
> +		supported);
>   	ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
> -						advertising);
> +		advertising);
>   
>   	return 0;
>   }
>   
> -static int
> -gelic_ether_set_link_ksettings(struct net_device *netdev,
> -			       const struct ethtool_link_ksettings *cmd)
> +static int gelic_ether_set_link_ksettings(struct net_device *netdev,
> +	const struct ethtool_link_ksettings *cmd)
>   {
>   	struct gelic_card *card = netdev_card(netdev);
>   	struct device *dev = ctodev(card);
> @@ -1293,6 +1293,7 @@ gelic_ether_set_link_ksettings(struct net_device *netdev,
>   		default:
>   			return -EINVAL;
>   		}
> +
>   		if (cmd->base.duplex == DUPLEX_FULL) {
>   			mode |= GELIC_LV1_ETHER_FULL_DUPLEX;
>   		} else if (cmd->base.speed == SPEED_1000) {
> @@ -1305,25 +1306,28 @@ gelic_ether_set_link_ksettings(struct net_device *netdev,
>   
>   	ret = gelic_card_set_link_mode(card, mode);
>   
> -	if (ret)
> +	if (ret) {
>   		return ret;
> +	}
>   
>   	return 0;
>   }
>   
>   static void gelic_net_get_wol(struct net_device *netdev,
> -			      struct ethtool_wolinfo *wol)
> +	struct ethtool_wolinfo *wol)
>   {
> -	if (0 <= ps3_compare_firmware_version(2, 2, 0))
> +	if (ps3_compare_firmware_version(2, 2, 0) >= 0) {
>   		wol->supported = WAKE_MAGIC;
> -	else
> +	} else {
>   		wol->supported = 0;
> +	}
>   
>   	wol->wolopts = ps3_sys_manager_get_wol() ? wol->supported : 0;
>   	memset(&wol->sopass, 0, sizeof(wol->sopass));
>   }
> +
>   static int gelic_net_set_wol(struct net_device *netdev,
> -			     struct ethtool_wolinfo *wol)
> +	struct ethtool_wolinfo *wol)
>   {
>   	struct gelic_card *card = netdev_card(netdev);
>   	struct device *dev = ctodev(card);
> @@ -1331,56 +1335,56 @@ static int gelic_net_set_wol(struct net_device *netdev,
>   	u64 v1, v2;
>   
>   	if (ps3_compare_firmware_version(2, 2, 0) < 0 ||
> -	    !capable(CAP_NET_ADMIN))
> +		!capable(CAP_NET_ADMIN)) {
>   		return -EPERM;
> +	}
>   
> -	if (wol->wolopts & ~WAKE_MAGIC)
> +	if (wol->wolopts & ~WAKE_MAGIC) {
>   		return -EINVAL;
> +	}
>   
>   	if (wol->wolopts & WAKE_MAGIC) {
>   		status = lv1_net_control(bus_id(card), dev_id(card),
> -					 GELIC_LV1_SET_WOL,
> -					 GELIC_LV1_WOL_MAGIC_PACKET,
> -					 0, GELIC_LV1_WOL_MP_ENABLE,
> -					 &v1, &v2);
> +			GELIC_LV1_SET_WOL, GELIC_LV1_WOL_MAGIC_PACKET, 0,
> +			GELIC_LV1_WOL_MP_ENABLE, &v1, &v2);
> +
>   		if (status) {
>   			dev_dbg(dev, "%s:%d: Enabling WOL failed: %d\n",
>   				__func__, __LINE__, status);
>   			status = -EIO;
>   			goto done;
>   		}
> +
>   		status = lv1_net_control(bus_id(card), dev_id(card),
> -					 GELIC_LV1_SET_WOL,
> -					 GELIC_LV1_WOL_ADD_MATCH_ADDR,
> -					 0, GELIC_LV1_WOL_MATCH_ALL,
> -					 &v1, &v2);
> -		if (!status)
> +			GELIC_LV1_SET_WOL, GELIC_LV1_WOL_ADD_MATCH_ADDR, 0,
> +			GELIC_LV1_WOL_MATCH_ALL, &v1, &v2);
> +
> +		if (!status) {
>   			ps3_sys_manager_set_wol(1);
> -		else {
> +		} else {
>   			dev_dbg(dev, "%s:%d: Enabling WOL filter failed: %d\n",
>   				__func__, __LINE__, status);
>   			status = -EIO;
>   		}
>   	} else {
>   		status = lv1_net_control(bus_id(card), dev_id(card),
> -					 GELIC_LV1_SET_WOL,
> -					 GELIC_LV1_WOL_MAGIC_PACKET,
> -					 0, GELIC_LV1_WOL_MP_DISABLE,
> -					 &v1, &v2);
> +			GELIC_LV1_SET_WOL, GELIC_LV1_WOL_MAGIC_PACKET,
> +			0, GELIC_LV1_WOL_MP_DISABLE, &v1, &v2);
> +
>   		if (status) {
>   			dev_dbg(dev, "%s:%d: Disabling WOL failed: %d\n",
>   				__func__, __LINE__, status);
>   			status = -EIO;
>   			goto done;
>   		}
> +
>   		status = lv1_net_control(bus_id(card), dev_id(card),
> -					 GELIC_LV1_SET_WOL,
> -					 GELIC_LV1_WOL_DELETE_MATCH_ADDR,
> -					 0, GELIC_LV1_WOL_MATCH_ALL,
> -					 &v1, &v2);
> -		if (!status)
> +			GELIC_LV1_SET_WOL, GELIC_LV1_WOL_DELETE_MATCH_ADDR,
> +			0, GELIC_LV1_WOL_MATCH_ALL, &v1, &v2);
> +
> +		if (!status) {
>   			ps3_sys_manager_set_wol(0);
> -		else {
> +		} else {
>   			dev_dbg(dev, "%s:%d: Removing WOL filter failed: %d\n",
>   				__func__, __LINE__, status);
>   			status = -EIO;
> @@ -1415,8 +1419,9 @@ static void gelic_net_tx_timeout_task(struct work_struct *work)
>   
>   	dev_info(dev, "%s:%d: Timed out. Restarting...\n", __func__, __LINE__);
>   
> -	if (!(netdev->flags & IFF_UP))
> +	if (!(netdev->flags & IFF_UP)) {
>   		goto out;
> +	}
>   
>   	netif_device_detach(netdev);
>   	gelic_net_stop(netdev);
> @@ -1441,10 +1446,12 @@ void gelic_net_tx_timeout(struct net_device *netdev, unsigned int txqueue)
>   
>   	card = netdev_card(netdev);
>   	atomic_inc(&card->tx_timeout_task_counter);
> -	if (netdev->flags & IFF_UP)
> +
> +	if (netdev->flags & IFF_UP) {
>   		schedule_work(&card->tx_timeout_task);
> -	else
> +	} else {
>   		atomic_dec(&card->tx_timeout_task_counter);
> +	}
>   }
>   
>   static const struct net_device_ops gelic_netdevice_ops = {
> @@ -1468,7 +1475,7 @@ static const struct net_device_ops gelic_netdevice_ops = {
>    * fills out function pointers in the net_device structure
>    */
>   static void gelic_ether_setup_netdev_ops(struct net_device *netdev,
> -					 struct napi_struct *napi)
> +	struct napi_struct *napi)
>   {
>   	netdev->watchdog_timeo = GELIC_NET_WATCHDOG_TIMEOUT;
>   	/* NAPI */
> @@ -1494,20 +1501,23 @@ int gelic_net_setup_netdev(struct net_device *netdev, struct gelic_card *card)
>   	u64 v1, v2;
>   
>   	netdev->hw_features = NETIF_F_IP_CSUM | NETIF_F_RXCSUM;
> -
>   	netdev->features = NETIF_F_IP_CSUM;
> -	if (GELIC_CARD_RX_CSUM_DEFAULT)
> +
> +	if (GELIC_CARD_RX_CSUM_DEFAULT) {
>   		netdev->features |= NETIF_F_RXCSUM;
> +	}
>   
>   	status = lv1_net_control(bus_id(card), dev_id(card),
> -				 GELIC_LV1_GET_MAC_ADDRESS,
> -				 0, 0, 0, &v1, &v2);
> +		GELIC_LV1_GET_MAC_ADDRESS, 0, 0, 0, &v1, &v2);
> +
>   	v1 <<= 16;
> +
>   	if (status || !is_valid_ether_addr((u8 *)&v1)) {
>   		dev_dbg(dev, "%s:%d: lv1_net_control GET_MAC_ADDR failed: %d\n",
>   			__func__, __LINE__, status);
>   		return -EINVAL;
>   	}
> +
>   	memcpy(netdev->dev_addr, &v1, ETH_ALEN);
>   
>   	if (card->vlan_required) {
> @@ -1557,34 +1567,32 @@ static struct gelic_card *gelic_alloc_card_net(struct net_device **netdev)
>   	 */
>   	BUILD_BUG_ON(offsetof(struct gelic_card, irq_status) % 8);
>   	BUILD_BUG_ON(offsetof(struct gelic_card, descr) % 32);
> -	alloc_size =
> -		sizeof(struct gelic_card) +
> +	alloc_size = sizeof(struct gelic_card) +
>   		sizeof(struct gelic_descr) * GELIC_NET_RX_DESCRIPTORS +
>   		sizeof(struct gelic_descr) * GELIC_NET_TX_DESCRIPTORS +
>   		GELIC_ALIGN - 1;
>   
>   	p  = kzalloc(alloc_size, GFP_KERNEL);
> -	if (!p)
> +
> +	if (!p) {
>   		return NULL;
> +	}
> +
>   	card = PTR_ALIGN(p, GELIC_ALIGN);
>   	card->unalign = p;
>   
> -	/*
> -	 * alloc netdev
> -	 */
>   	*netdev = alloc_etherdev(sizeof(struct gelic_port));
> +
>   	if (!*netdev) {
>   		kfree(card->unalign);
>   		return NULL;
>   	}
>   	port = netdev_priv(*netdev);
>   
> -	/* gelic_port */
>   	port->netdev = *netdev;
>   	port->card = card;
>   	port->type = GELIC_PORT_ETHERNET_0;
>   
> -	/* gelic_card */
>   	card->netdev[GELIC_PORT_ETHERNET_0] = *netdev;
>   
>   	INIT_WORK(&card->tx_timeout_task, gelic_net_tx_timeout_task);
> @@ -1619,9 +1627,9 @@ static void gelic_card_get_vlan_info(struct gelic_card *card)
>   	for (i = 0; i < ARRAY_SIZE(vlan_id_ix); i++) {
>   		/* tx tag */
>   		status = lv1_net_control(bus_id(card), dev_id(card),
> -					 GELIC_LV1_GET_VLAN_ID,
> -					 vlan_id_ix[i].tx,
> -					 0, 0, &v1, &v2);
> +			GELIC_LV1_GET_VLAN_ID, vlan_id_ix[i].tx, 0, 0, &v1,
> +			&v2);
> +
>   		if (status || !v1) {
>   			if (status != LV1_NO_ENTRY) {
>   				dev_dbg(dev,
> @@ -1637,9 +1645,9 @@ static void gelic_card_get_vlan_info(struct gelic_card *card)
>   
>   		/* rx tag */
>   		status = lv1_net_control(bus_id(card), dev_id(card),
> -					 GELIC_LV1_GET_VLAN_ID,
> -					 vlan_id_ix[i].rx,
> -					 0, 0, &v1, &v2);
> +			GELIC_LV1_GET_VLAN_ID, vlan_id_ix[i].rx, 0, 0, &v1,
> +			&v2);
> +
>   		if (status || !v1) {
>   			if (status != LV1_NO_ENTRY) {
>   				dev_dbg(dev,
> @@ -1651,6 +1659,7 @@ static void gelic_card_get_vlan_info(struct gelic_card *card)
>   			card->vlan[i].rx = 0;
>   			continue;
>   		}
> +
>   		card->vlan[i].rx = (u16)v1;
>   
>   		dev_dbg(dev, "%s:%d: vlan_id[%d] tx=%02x rx=%02x\n", __func__,
> @@ -1672,6 +1681,7 @@ static void gelic_card_get_vlan_info(struct gelic_card *card)
>   	dev_dbg(dev, "%s:%d: internal vlan %s\n", __func__, __LINE__,
>   		card->vlan_required ? "enabled" : "disabled");
>   }
> +
>   /*
>    * ps3_gelic_driver_probe - add a device to the control of this driver
>    */
> @@ -1703,27 +1713,24 @@ static int ps3_gelic_driver_probe(struct ps3_system_bus_device *sb_dev)
>   		goto fail_dma_region;
>   	}
>   
> -	/* alloc card/netdevice */
>   	card = gelic_alloc_card_net(&netdev);
> +
>   	if (!card) {
>   		dev_info(dev, "%s:%d: gelic_net_alloc_card failed.\n", __func__,
>   			__LINE__);
>   		result = -ENOMEM;
>   		goto fail_alloc_card;
>   	}
> +
>   	ps3_system_bus_set_drvdata(sb_dev, card);
>   	card->dev = sb_dev;
>   
> -	/* get internal vlan info */
>   	gelic_card_get_vlan_info(card);
>   
>   	card->link_mode = GELIC_LV1_ETHER_AUTO_NEG;
>   
> -	/* setup interrupt */
>   	result = lv1_net_set_interrupt_status_indicator(bus_id(card),
> -							dev_id(card),
> -		ps3_mm_phys_to_lpar(__pa(&card->irq_status)),
> -		0);
> +		dev_id(card), ps3_mm_phys_to_lpar(__pa(&card->irq_status)), 0);
>   
>   	if (result) {
>   		dev_dbg(dev,
> @@ -1742,8 +1749,9 @@ static int ps3_gelic_driver_probe(struct ps3_system_bus_device *sb_dev)
>   		result = -EPERM;
>   		goto fail_alloc_irq;
>   	}
> -	result = request_irq(card->irq, gelic_card_interrupt,
> -			     0, netdev->name, card);
> +
> +	result = request_irq(card->irq, gelic_card_interrupt, 0, netdev->name,
> +		card);
>   
>   	if (result) {
>   		dev_dbg(dev, "%s:%d: request_irq failed: %d\n",
> @@ -1751,22 +1759,24 @@ static int ps3_gelic_driver_probe(struct ps3_system_bus_device *sb_dev)
>   		goto fail_request_irq;
>   	}
>   
> -	/* setup card structure */
>   	card->irq_mask = GELIC_CARD_RXINT | GELIC_CARD_TXINT |
>   		GELIC_CARD_PORT_STATUS_CHANGED;
>   
> +	result = gelic_card_init_chain(card, &card->tx_chain, card->descr,
> +		GELIC_NET_TX_DESCRIPTORS);
>   
> -	result = gelic_card_init_chain(card, &card->tx_chain,
> -				       card->descr, GELIC_NET_TX_DESCRIPTORS);
> -	if (result)
> +	if (result) {
>   		goto fail_alloc_tx;
> +	}
> +
>   	result = gelic_card_init_chain(card, &card->rx_chain,
> -				       card->descr + GELIC_NET_TX_DESCRIPTORS,
> -				       GELIC_NET_RX_DESCRIPTORS);
> -	if (result)
> +		card->descr + GELIC_NET_TX_DESCRIPTORS,
> +		GELIC_NET_RX_DESCRIPTORS);
> +
> +	if (result) {
>   		goto fail_alloc_rx;
> +	}
>   
> -	/* head of chain */
>   	card->tx_top = card->tx_chain.head;
>   	card->rx_top = card->rx_chain.head;
>   
> @@ -1774,19 +1784,21 @@ static int ps3_gelic_driver_probe(struct ps3_system_bus_device *sb_dev)
>   		__func__, __LINE__, card->rx_top, card->tx_top,
>   		sizeof(struct gelic_descr), GELIC_NET_RX_DESCRIPTORS);
>   
> -	/* allocate rx skbs */
>   	result = gelic_card_alloc_rx_skbs(card);
> -	if (result)
> +
> +	if (result) {
>   		goto fail_alloc_skbs;
> +	}
>   
>   	spin_lock_init(&card->tx_lock);
>   	card->tx_dma_progress = 0;
>   
> -	/* setup net_device structure */
>   	netdev->irq = card->irq;
>   	SET_NETDEV_DEV(netdev, dev);
>   	gelic_ether_setup_netdev_ops(netdev, &card->napi);
> +
>   	result = gelic_net_setup_netdev(netdev, card);
> +
>   	if (result) {
>   		dev_err(dev, "%s:%d: setup_netdev failed: %d\n", __func__,
>   			__LINE__, result);
> @@ -1795,6 +1807,7 @@ static int ps3_gelic_driver_probe(struct ps3_system_bus_device *sb_dev)
>   
>   #ifdef CONFIG_GELIC_WIRELESS
>   	result = gelic_wl_driver_probe(card);
> +
>   	if (result) {
>   		dev_dbg(dev, "%s:%d: WL init failed\n", __func__, __LINE__);
>   		goto fail_setup_netdev;
> @@ -1814,9 +1827,8 @@ static int ps3_gelic_driver_probe(struct ps3_system_bus_device *sb_dev)
>   fail_request_irq:
>   	ps3_sb_event_receive_port_destroy(sb_dev, card->irq);
>   fail_alloc_irq:
> -	lv1_net_set_interrupt_status_indicator(bus_id(card),
> -					       bus_id(card),
> -					       0, 0);
> +	lv1_net_set_interrupt_status_indicator(bus_id(card), bus_id(card), 0,
> +		0);
>   fail_status_indicator:
>   	ps3_system_bus_set_drvdata(sb_dev, NULL);
>   	kfree(netdev_card(netdev)->unalign);
> @@ -1842,20 +1854,16 @@ static void ps3_gelic_driver_remove(struct ps3_system_bus_device *sb_dev)
>   
>   	dev_dbg(dev, "%s:%d: >\n", __func__, __LINE__);
>   
> -	/* set auto-negotiation */
>   	gelic_card_set_link_mode(card, GELIC_LV1_ETHER_AUTO_NEG);
>   
>   #ifdef CONFIG_GELIC_WIRELESS
>   	gelic_wl_driver_remove(card);
>   #endif
> -	/* stop interrupt */
>   	gelic_card_set_irq_mask(card, 0);
>   
> -	/* turn off DMA, force end */
>   	gelic_card_disable_rxdmac(card);
>   	gelic_card_disable_txdmac(card);
>   
> -	/* release chains */
>   	gelic_card_release_tx_chain(card, 1);
>   	gelic_card_release_rx_chain(card);
>   
> @@ -1863,16 +1871,16 @@ static void ps3_gelic_driver_remove(struct ps3_system_bus_device *sb_dev)
>   	gelic_card_free_chain(card, card->rx_top);
>   
>   	netdev0 = card->netdev[GELIC_PORT_ETHERNET_0];
> -	/* disconnect event port */
> +
>   	free_irq(card->irq, card);
>   	netdev0->irq = 0;
>   	ps3_sb_event_receive_port_destroy(card->dev, card->irq);
>   
>   	wait_event(card->waitq,
> -		   atomic_read(&card->tx_timeout_task_counter) == 0);
> +		atomic_read(&card->tx_timeout_task_counter) == 0);
>   
> -	lv1_net_set_interrupt_status_indicator(bus_id(card), dev_id(card),
> -					       0 , 0);
> +	lv1_net_set_interrupt_status_indicator(bus_id(card), dev_id(card), 0,
> +		0);
>   
>   	unregister_netdev(netdev0);
>   	kfree(netdev_card(netdev0)->unalign);
> @@ -1896,14 +1904,14 @@ static struct ps3_system_bus_driver ps3_gelic_driver = {
>   	.core.owner = THIS_MODULE,
>   };
>   
> -static int __init ps3_gelic_driver_init (void)
> +static int __init ps3_gelic_driver_init(void)
>   {
>   	return firmware_has_feature(FW_FEATURE_PS3_LV1)
>   		? ps3_system_bus_driver_register(&ps3_gelic_driver)
>   		: -ENODEV;
>   }
>   
> -static void __exit ps3_gelic_driver_exit (void)
> +static void __exit ps3_gelic_driver_exit(void)
>   {
>   	ps3_system_bus_driver_unregister(&ps3_gelic_driver);
>   }
> @@ -1912,4 +1920,3 @@ module_init(ps3_gelic_driver_init);
>   module_exit(ps3_gelic_driver_exit);
>   
>   MODULE_ALIAS(PS3_MODULE_ALIAS_GELIC);
> -
>