From: Thomas Meyer Date: Thu, 17 Nov 2011 21:43:40 +0000 (-0300) Subject: [media] pwc: Use kmemdup rather than duplicating its implementation X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=6d00c9aa2bb98909de21eaaf767b9ed76fe26f86;p=~shefty%2Frdma-dev.git [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 Signed-off-by: Mauro Carvalho Chehab --- 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),