[PATCH 1/1] net: Hyper-V: Deletion of an unnecessary check before the function call "vfree"

SF Markus Elfring
2014-11-20T14:25:27Z

From: Markus Elfring <elfring@users.sourceforge.net>
Date: Thu, 20 Nov 2014 15:15:21 +0100

The vfree() function performs also input parameter validation. Thus the test
around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
drivers/net/hyperv/netvsc.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c
index da2d346..ffe7481 100644
--- a/drivers/net/hyperv/netvsc.c
+++ b/drivers/net/hyperv/netvsc.c
@@ -548,8 +548,7 @@ int netvsc_device_remove(struct hv_device *device)
vmbus_close(device->channel);

/* Release all resources */
- if (net_device->sub_cb_buf)
- vfree(net_device->sub_cb_buf);
+ vfree(net_device->sub_cb_buf);

kfree(net_device);
return 0;
--
2.1.3