[PATCH net-next 0/6] net: hostess_sv11: clean up some code style issues

[PATCH net-next 0/6] net: hostess_sv11: clean up some code style issues

[Peng Li]

This patchset clean up some code style issues.

Peng Li (6):
  net: hostess_sv11: fix the code style issue about "foo* bar"
  net: hostess_sv11: move out assignment in if condition
  net: hostess_sv11: remove trailing whitespace
  net: hostess_sv11: fix the code style issue about switch and case
  net: hostess_sv11: fix the comments style issue
  net: hostess_sv11: fix the alignment issue

 drivers/net/wan/hostess_sv11.c | 111 +++++++++++++++++++----------------------
 1 file changed, 51 insertions(+), 60 deletions(-)

-- 
2.8.1

[PATCH net-next 1/6] net: hostess_sv11: fix the code style issue about "foo* bar"

[Peng Li]

Fix the checkpatch error as "foo* bar" should be "foo *bar".

Signed-off-by: Peng Li <lipeng321@huawei.com>
---
 drivers/net/wan/hostess_sv11.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wan/hostess_sv11.c b/drivers/net/wan/hostess_sv11.c
index 6c05c4c..a18c09d 100644
--- a/drivers/net/wan/hostess_sv11.c
+++ b/drivers/net/wan/hostess_sv11.c
@@ -48,7 +48,7 @@ static int dma;
  *	Network driver support routines
  */
 
-static inline struct z8530_dev* dev_to_sv(struct net_device *dev)
+static inline struct z8530_dev *dev_to_sv(struct net_device *dev)
 {
 	return (struct z8530_dev *)dev_to_hdlc(dev)->priv;
 }
-- 
2.8.1

[PATCH net-next 2/6] net: hostess_sv11: move out assignment in if condition

[Peng Li]

Should not use assignment in if condition.

Signed-off-by: Peng Li <lipeng321@huawei.com>
---
 drivers/net/wan/hostess_sv11.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wan/hostess_sv11.c b/drivers/net/wan/hostess_sv11.c
index a18c09d..8dce8b1 100644
--- a/drivers/net/wan/hostess_sv11.c
+++ b/drivers/net/wan/hostess_sv11.c
@@ -340,7 +340,8 @@ static struct z8530_dev *sv11_unit;
 
 int init_module(void)
 {
-	if ((sv11_unit = sv11_init(io, irq)) == NULL)
+	sv11_unit = sv11_init(io, irq);
+	if (!sv11_unit)
 		return -ENODEV;
 	return 0;
 }
-- 
2.8.1

[PATCH net-next 3/6] net: hostess_sv11: remove trailing whitespace

[Peng Li]

This patch removes trailing whitespace.

Signed-off-by: Peng Li <lipeng321@huawei.com>
---
 drivers/net/wan/hostess_sv11.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wan/hostess_sv11.c b/drivers/net/wan/hostess_sv11.c
index 8dce8b1..8914cdd 100644
--- a/drivers/net/wan/hostess_sv11.c
+++ b/drivers/net/wan/hostess_sv11.c
@@ -9,7 +9,7 @@
  *
  *	It supports DMA using two DMA channels in SYNC mode. The driver doesn't
  *	use these facilities
- *	
+ *
  *	The control port is at io+1, the data at io+3 and turning off the DMA
  *	is done by writing 0 to io+4
  *
-- 
2.8.1

[PATCH net-next 4/6] net: hostess_sv11: fix the code style issue about switch and case

[Peng Li]

According to the chackpatch.pl,
switch and case should be at the same indent.

Signed-off-by: Peng Li <lipeng321@huawei.com>
---
 drivers/net/wan/hostess_sv11.c | 54 +++++++++++++++++++++---------------------
 1 file changed, 27 insertions(+), 27 deletions(-)

diff --git a/drivers/net/wan/hostess_sv11.c b/drivers/net/wan/hostess_sv11.c
index 8914cdd..7a59d7e 100644
--- a/drivers/net/wan/hostess_sv11.c
+++ b/drivers/net/wan/hostess_sv11.c
@@ -85,15 +85,15 @@ static int hostess_open(struct net_device *d)
 	 *	Link layer up
 	 */
 	switch (dma) {
-		case 0:
-			err = z8530_sync_open(d, &sv11->chanA);
-			break;
-		case 1:
-			err = z8530_sync_dma_open(d, &sv11->chanA);
-			break;
-		case 2:
-			err = z8530_sync_txdma_open(d, &sv11->chanA);
-			break;
+	case 0:
+		err = z8530_sync_open(d, &sv11->chanA);
+		break;
+	case 1:
+		err = z8530_sync_dma_open(d, &sv11->chanA);
+		break;
+	case 2:
+		err = z8530_sync_txdma_open(d, &sv11->chanA);
+		break;
 	}
 
 	if (err)
@@ -102,15 +102,15 @@ static int hostess_open(struct net_device *d)
 	err = hdlc_open(d);
 	if (err) {
 		switch (dma) {
-			case 0:
-				z8530_sync_close(d, &sv11->chanA);
-				break;
-			case 1:
-				z8530_sync_dma_close(d, &sv11->chanA);
-				break;
-			case 2:
-				z8530_sync_txdma_close(d, &sv11->chanA);
-				break;
+		case 0:
+			z8530_sync_close(d, &sv11->chanA);
+			break;
+		case 1:
+			z8530_sync_dma_close(d, &sv11->chanA);
+			break;
+		case 2:
+			z8530_sync_txdma_close(d, &sv11->chanA);
+			break;
 		}
 		return err;
 	}
@@ -136,15 +136,15 @@ static int hostess_close(struct net_device *d)
 	netif_stop_queue(d);
 
 	switch (dma) {
-		case 0:
-			z8530_sync_close(d, &sv11->chanA);
-			break;
-		case 1:
-			z8530_sync_dma_close(d, &sv11->chanA);
-			break;
-		case 2:
-			z8530_sync_txdma_close(d, &sv11->chanA);
-			break;
+	case 0:
+		z8530_sync_close(d, &sv11->chanA);
+		break;
+	case 1:
+		z8530_sync_dma_close(d, &sv11->chanA);
+		break;
+	case 2:
+		z8530_sync_txdma_close(d, &sv11->chanA);
+		break;
 	}
 	return 0;
 }
-- 
2.8.1

[PATCH net-next 5/6] net: hostess_sv11: fix the comments style issue

[Peng Li]

Networking block comments don't use an empty /* line,
use /* Comment...

Block comments use * on subsequent lines.
Block comments use a trailing */ on a separate line.

This patch fixes the comments style issues.

Signed-off-by: Peng Li <lipeng321@huawei.com>
---
 drivers/net/wan/hostess_sv11.c | 48 +++++++++++++++++-------------------------
 1 file changed, 19 insertions(+), 29 deletions(-)

diff --git a/drivers/net/wan/hostess_sv11.c b/drivers/net/wan/hostess_sv11.c
index 7a59d7e..4085590 100644
--- a/drivers/net/wan/hostess_sv11.c
+++ b/drivers/net/wan/hostess_sv11.c
@@ -44,8 +44,7 @@
 
 static int dma;
 
-/*
- *	Network driver support routines
+/*	Network driver support routines
  */
 
 static inline struct z8530_dev *dev_to_sv(struct net_device *dev)
@@ -53,8 +52,7 @@ static inline struct z8530_dev *dev_to_sv(struct net_device *dev)
 	return (struct z8530_dev *)dev_to_hdlc(dev)->priv;
 }
 
-/*
- *	Frame receive. Simple for our card as we do HDLC and there
+/*	Frame receive. Simple for our card as we do HDLC and there
  *	is no funny garbage involved
  */
 
@@ -65,15 +63,13 @@ static void hostess_input(struct z8530_channel *c, struct sk_buff *skb)
 	skb->protocol = hdlc_type_trans(skb, c->netdevice);
 	skb_reset_mac_header(skb);
 	skb->dev = c->netdevice;
-	/*
-	 *	Send it to the PPP layer. We don't have time to process
+	/*	Send it to the PPP layer. We don't have time to process
 	 *	it right now.
 	 */
 	netif_rx(skb);
 }
 
-/*
- *	We've been placed in the UP state
+/*	We've been placed in the UP state
  */
 
 static int hostess_open(struct net_device *d)
@@ -81,8 +77,7 @@ static int hostess_open(struct net_device *d)
 	struct z8530_dev *sv11 = dev_to_sv(d);
 	int err = -1;
 
-	/*
-	 *	Link layer up
+	/*	Link layer up
 	 */
 	switch (dma) {
 	case 0:
@@ -127,8 +122,7 @@ static int hostess_open(struct net_device *d)
 static int hostess_close(struct net_device *d)
 {
 	struct z8530_dev *sv11 = dev_to_sv(d);
-	/*
-	 *	Discard new frames
+	/*	Discard new frames
 	 */
 	sv11->chanA.rx_function = z8530_null_rx;
 
@@ -152,12 +146,12 @@ static int hostess_close(struct net_device *d)
 static int hostess_ioctl(struct net_device *d, struct ifreq *ifr, int cmd)
 {
 	/* struct z8530_dev *sv11=dev_to_sv(d);
-	   z8530_ioctl(d,&sv11->chanA,ifr,cmd) */
+	 * z8530_ioctl(d,&sv11->chanA,ifr,cmd)
+	 */
 	return hdlc_ioctl(d, ifr, cmd);
 }
 
-/*
- *	Passed network frames, fire them downwind.
+/*	Passed network frames, fire them downwind.
  */
 
 static netdev_tx_t hostess_queue_xmit(struct sk_buff *skb,
@@ -174,8 +168,7 @@ static int hostess_attach(struct net_device *dev, unsigned short encoding,
 	return -EINVAL;
 }
 
-/*
- *	Description block for a Comtrol Hostess SV11 card
+/*	Description block for a Comtrol Hostess SV11 card
  */
 
 static const struct net_device_ops hostess_ops = {
@@ -189,8 +182,7 @@ static struct z8530_dev *sv11_init(int iobase, int irq)
 {
 	struct z8530_dev *sv;
 	struct net_device *netdev;
-	/*
-	 *	Get the needed I/O space
+	/*	Get the needed I/O space
 	 */
 
 	if (!request_region(iobase, 8, "Comtrol SV11")) {
@@ -202,8 +194,7 @@ static struct z8530_dev *sv11_init(int iobase, int irq)
 	if (!sv)
 		goto err_kzalloc;
 
-	/*
-	 *	Stuff in the I/O addressing
+	/*	Stuff in the I/O addressing
 	 */
 
 	sv->active = 0;
@@ -218,7 +209,8 @@ static struct z8530_dev *sv11_init(int iobase, int irq)
 	outb(0, iobase + 4);		/* DMA off */
 
 	/* We want a fast IRQ for this device. Actually we'd like an even faster
-	   IRQ ;) - This is one driver RtLinux is made for */
+	 * IRQ ;) - This is one driver RtLinux is made for
+	 */
 
 	if (request_irq(irq, z8530_interrupt, 0,
 			"Hostess SV11", sv) < 0) {
@@ -232,8 +224,7 @@ static struct z8530_dev *sv11_init(int iobase, int irq)
 	sv->chanB.dev = sv;
 
 	if (dma) {
-		/*
-		 *	You can have DMA off or 1 and 3 thats the lot
+		/*	You can have DMA off or 1 and 3 thats the lot
 		 *	on the Comtrol.
 		 */
 		sv->chanA.txdma = 3;
@@ -248,11 +239,11 @@ static struct z8530_dev *sv11_init(int iobase, int irq)
 	}
 
 	/* Kill our private IRQ line the hostess can end up chattering
-	   until the configuration is set */
+	 * until the configuration is set
+	 */
 	disable_irq(irq);
 
-	/*
-	 *	Begin normal initialise
+	/*	Begin normal initialise
 	 */
 
 	if (z8530_init(sv)) {
@@ -268,8 +259,7 @@ static struct z8530_dev *sv11_init(int iobase, int irq)
 
 	enable_irq(irq);
 
-	/*
-	 *	Now we can take the IRQ
+	/*	Now we can take the IRQ
 	 */
 
 	sv->chanA.netdevice = netdev = alloc_hdlcdev(sv);
-- 
2.8.1

[PATCH net-next 6/6] net: hostess_sv11: fix the alignment issue

[Peng Li]

Alignment should match open parenthesis.

Signed-off-by: Peng Li <lipeng321@huawei.com>
---
 drivers/net/wan/hostess_sv11.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wan/hostess_sv11.c b/drivers/net/wan/hostess_sv11.c
index 4085590..38c1a91 100644
--- a/drivers/net/wan/hostess_sv11.c
+++ b/drivers/net/wan/hostess_sv11.c
@@ -155,7 +155,7 @@ static int hostess_ioctl(struct net_device *d, struct ifreq *ifr, int cmd)
  */
 
 static netdev_tx_t hostess_queue_xmit(struct sk_buff *skb,
-					    struct net_device *d)
+				      struct net_device *d)
 {
 	return z8530_queue_xmit(&dev_to_sv(d)->chanA, skb);
 }
-- 
2.8.1

Re: [PATCH net-next 5/6] net: hostess_sv11: fix the comments style issue

[Andrew Lunn]

> @@ -152,12 +146,12 @@ static int hostess_close(struct net_device *d)
>  static int hostess_ioctl(struct net_device *d, struct ifreq *ifr, int cmd)
>  {
>  	/* struct z8530_dev *sv11=dev_to_sv(d);
> -	   z8530_ioctl(d,&sv11->chanA,ifr,cmd) */
> +	 * z8530_ioctl(d,&sv11->chanA,ifr,cmd)
> +	 */
>  	return hdlc_ioctl(d, ifr, cmd);
>  }

That looks more like dead code than anything else. I would suggest you
do a git blame to see if there is anything interesting about this, and
if not, remove it.

   Andrew

Re: [PATCH net-next 5/6] net: hostess_sv11: fix the comments style issue

[lipeng (Y)]

在 2021/6/18 0:29, Andrew Lunn 写道:
>> @@ -152,12 +146,12 @@ static int hostess_close(struct net_device *d)
>>   static int hostess_ioctl(struct net_device *d, struct ifreq *ifr, int cmd)
>>   {
>>   	/* struct z8530_dev *sv11=dev_to_sv(d);
>> -	   z8530_ioctl(d,&sv11->chanA,ifr,cmd) */
>> +	 * z8530_ioctl(d,&sv11->chanA,ifr,cmd)
>> +	 */
>>   	return hdlc_ioctl(d, ifr, cmd);
>>   }
> That looks more like dead code than anything else. I would suggest you
> do a git blame to see if there is anything interesting about this, and
> if not, remove it.
>
>     Andrew
> .

Hi,  Andrew

It's  dead code,  will remove it.

Thanks for your advice.

         Peng Li