From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx> Date: Tue, 25 Nov 2014 22:33:45 +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@xxxxxxxxxxxxxxxxxxxxx> Signed-off-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx> --- drivers/net/hyperv/netvsc.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/net/hyperv/netvsc.c b/drivers/net/hyperv/netvsc.c index 6b46311..6fc834e 100644 --- a/drivers/net/hyperv/netvsc.c +++ b/drivers/net/hyperv/netvsc.c @@ -561,9 +561,7 @@ 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); free_netvsc_device(net_device); return 0; } -- 2.1.3 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel