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authorThomas Meyer <thomas@m3y3r.de>2011-11-17 18:43:40 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-11-24 21:08:16 -0200
commit6d00c9aa2bb98909de21eaaf767b9ed76fe26f86 (patch)
treecd072572066593946ec899767bb49e5560cec154 /drivers/media/video/pwc
parent0ceaec188e7784c7f9ab5fca110fecb790837dbc (diff)
[media] pwc: Use kmemdup rather than duplicating its implementation
The semantic patch that makes this change is available in scripts/coccinelle/api/memdup.cocci. Signed-off-by: Thomas Meyer <thomas@m3y3r.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/pwc')
-rw-r--r--drivers/media/video/pwc/pwc-ctrl.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/media/video/pwc/pwc-ctrl.c b/drivers/media/video/pwc/pwc-ctrl.c
index 3977addf3ba..b42c239de9c 100644
--- a/drivers/media/video/pwc/pwc-ctrl.c
+++ b/drivers/media/video/pwc/pwc-ctrl.c
@@ -113,10 +113,9 @@ static int _send_control_msg(struct pwc_device *pdev,
void *kbuf = NULL;
if (buflen) {
- kbuf = kmalloc(buflen, GFP_KERNEL); /* not allowed on stack */
+ kbuf = kmemdup(buf, buflen, GFP_KERNEL); /* not allowed on stack */
if (kbuf == NULL)
return -ENOMEM;
- memcpy(kbuf, buf, buflen);
}
rc = usb_control_msg(pdev->udev, usb_sndctrlpipe(pdev->udev, 0),