Messages in this thread Patch in this message | | | From | Markus Elfring <> | Subject | [PATCH] staging: vt6656: Delete an unnecessary ch eck before the macro call “dev kfree skb” | Date | Wed, 21 Aug 2019 14:07:56 +0200 |
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From: Markus Elfring <elfring@users.sourceforge.net> Date: Wed, 21 Aug 2019 13:56:35 +0200
The dev_kfree_skb() 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/staging/vt6656/main_usb.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c index 856ba97aec4f..f57e890659aa 100644 --- a/drivers/staging/vt6656/main_usb.c +++ b/drivers/staging/vt6656/main_usb.c @@ -422,8 +422,7 @@ static void vnt_free_rx_bufs(struct vnt_private *priv) }
/* deallocate skb */ - if (rcb->skb) - dev_kfree_skb(rcb->skb); + dev_kfree_skb(rcb->skb);
kfree(rcb); } -- 2.23.0
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