From: Thomas Meyer <thomas@m3y3r.de>
Date: Sat, 1 Jun 2013 08:38:30 +0000 (-0300)
Subject: [media] pvrusb2: Cocci spatch "memdup.spatch"
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=07342664d3725de4b21478da222593da491afcd8;p=openwrt%2Fstaging%2Fblogic.git

[media] pvrusb2: Cocci spatch "memdup.spatch"

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---

diff --git a/drivers/media/usb/pvrusb2/pvrusb2-io.c b/drivers/media/usb/pvrusb2/pvrusb2-io.c
index 20b6ae0bb40d..1e354747de3f 100644
--- a/drivers/media/usb/pvrusb2/pvrusb2-io.c
+++ b/drivers/media/usb/pvrusb2/pvrusb2-io.c
@@ -354,9 +354,9 @@ static int pvr2_stream_buffer_count(struct pvr2_stream *sp,unsigned int cnt)
 		if (scnt < sp->buffer_slot_count) {
 			struct pvr2_buffer **nb = NULL;
 			if (scnt) {
-				nb = kmalloc(scnt * sizeof(*nb),GFP_KERNEL);
+				nb = kmemdup(sp->buffers, scnt * sizeof(*nb),
+					     GFP_KERNEL);
 				if (!nb) return -ENOMEM;
-				memcpy(nb,sp->buffers,scnt * sizeof(*nb));
 			}
 			kfree(sp->buffers);
 			sp->buffers = nb;