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authorMarkus Elfring <elfring@users.sourceforge.net>2015-02-03 14:36:35 -0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2015-03-02 14:53:27 -0300
commit704b3f4c11e0b1265a41472b6b25dd9e3d205674 (patch)
tree559b9fd213f390e00f8dad5e47368a04d597369b
parentd585c1e14a84f08a4a714553d9fc459ee697ff95 (diff)
downloadlinux-704b3f4c11e0b1265a41472b6b25dd9e3d205674.tar.bz2
[media] stk-webcam: Delete an unnecessary check before the function call "vfree"
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> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
-rw-r--r--drivers/media/usb/stkwebcam/stk-webcam.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/media/usb/stkwebcam/stk-webcam.c b/drivers/media/usb/stkwebcam/stk-webcam.c
index e08fa587332f..c21c4c004f97 100644
--- a/drivers/media/usb/stkwebcam/stk-webcam.c
+++ b/drivers/media/usb/stkwebcam/stk-webcam.c
@@ -556,10 +556,8 @@ static int stk_free_sio_buffers(struct stk_camera *dev)
nbufs = dev->n_sbufs;
dev->n_sbufs = 0;
spin_unlock_irqrestore(&dev->spinlock, flags);
- for (i = 0; i < nbufs; i++) {
- if (dev->sio_bufs[i].buffer != NULL)
- vfree(dev->sio_bufs[i].buffer);
- }
+ for (i = 0; i < nbufs; i++)
+ vfree(dev->sio_bufs[i].buffer);
kfree(dev->sio_bufs);
dev->sio_bufs = NULL;
return 0;