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From: sthemmin@exchange.microsoft.com
To: unlisted-recipients:; (no To-header on input)
Cc: netdev@vger.kernel.org, Stephen Hemminger <sthemmin@microsoft.com>
Subject: [PATCH 06/14] hv_netvsc: use ARRAY_SIZE() for NDIS versions
Date: Tue, 23 Aug 2016 12:29:38 -0700	[thread overview]
Message-ID: <1471980586-18263-7-git-send-email-sthemmin@exchange.microsoft.com> (raw)
In-Reply-To: <1471980586-18263-1-git-send-email-sthemmin@exchange.microsoft.com>

From: Stephen Hemminger <sthemmin@microsoft.com>

Don't hard code size of array of NDIS versions.

Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
---
 drivers/net/hyperv/netvsc.c |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
index 4ef2af6..110bbb8 100644
--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -577,9 +577,10 @@ static int netvsc_connect_vsp(struct hv_device *device)
 	struct netvsc_device *net_device;
 	struct nvsp_message *init_packet;
 	int ndis_version;
-	u32 ver_list[] = { NVSP_PROTOCOL_VERSION_1, NVSP_PROTOCOL_VERSION_2,
+	const u32 ver_list[] = {
+		NVSP_PROTOCOL_VERSION_1, NVSP_PROTOCOL_VERSION_2,
 		NVSP_PROTOCOL_VERSION_4, NVSP_PROTOCOL_VERSION_5 };
-	int i, num_ver = 4; /* number of different NVSP versions */
+	int i;
 
 	net_device = get_outbound_net_device(device);
 	if (!net_device)
@@ -588,7 +589,7 @@ static int netvsc_connect_vsp(struct hv_device *device)
 	init_packet = &net_device->channel_init_pkt;
 
 	/* Negotiate the latest NVSP protocol supported */
-	for (i = num_ver - 1; i >= 0; i--)
+	for (i = ARRAY_SIZE(ver_list) - 1; i >= 0; i--)
 		if (negotiate_nvsp_ver(device, net_device, init_packet,
 				       ver_list[i])  == 0) {
 			net_device->nvsp_version = ver_list[i];
-- 
1.7.4.1

  parent reply	other threads:[~2016-08-23 17:54 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-23 19:29 [PATCH net-next 00/14] hv_netvsc: cleanups sthemmin
2016-08-23 19:05 ` David Miller
2016-08-23 19:29 ` [PATCH 01/14] hv_netvsc: fix rtnl locking in callback sthemmin
2016-08-23 19:29 ` [PATCH 02/14] hv_netvsc: make RSS hash key static sthemmin
2016-08-23 19:29 ` [PATCH 03/14] hv_netvsc: use kcalloc sthemmin
2016-08-23 19:29 ` [PATCH 04/14] hv_netvsc: style cleanups sthemmin
2016-08-23 19:29 ` [PATCH 05/14] hv_netvsc: make inline functions static sthemmin
2016-08-23 19:29 ` sthemmin [this message]
2016-08-23 19:29 ` [PATCH 07/14] hv_netvsc: make device_remove void sthemmin
2016-08-23 19:29 ` [PATCH 08/14] hv_netvsc: init completion during alloc sthemmin
2016-08-23 19:29 ` [PATCH 09/14] hv_netvsc: rearrange start_xmit sthemmin
2016-08-23 19:29 ` [PATCH 10/14] hv_netvsc: refactor completion function sthemmin
2016-08-23 19:29 ` [PATCH 11/14] hv_netvsc: make netvsc_destroy_buf void sthemmin
2016-08-23 19:29 ` [PATCH 12/14] hv_netvsc: make variable local sthemmin
2016-08-23 19:29 ` [PATCH 13/14] hv_netvsc: report vmbus name in ethtool sthemmin
2016-08-23 19:29 ` [PATCH 14/14] hv_netvsc: add ethtool statistics for tx packet issues sthemmin
  -- strict thread matches above, loose matches on Subject: below --
2016-08-23 19:17 [PATCH 01/14] hv_netvsc: fix rtnl locking in callback sthemmin
2016-08-23 19:17 ` [PATCH 06/14] hv_netvsc: use ARRAY_SIZE() for NDIS versions sthemmin

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