lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

V4L/DVB (10304): buf-dma-contig: fix USERPTR free handling

Browse Source 
This patch fixes a free-without-alloc bug for V4L2_MEMORY_USERPTR
video buffers.

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Magnus Damm 2008-12-10 01:54:32 -03:00 committed by Mauro Carvalho Chehab
parent 87e3495c31
commit d4db588ccc
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/media/video/videobuf-dma-contig.c
View File

@ -400,7 +400,7 @@ void videobuf_dma_contig_free(struct videobuf_queue *q,
So, it should free memory only if the memory were allocated for
read() operation.
*/
if ((buf->memory != V4L2_MEMORY_USERPTR) || !buf->baddr)
if ((buf->memory != V4L2_MEMORY_USERPTR) || buf->baddr)
return;
if (!mem)