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authorPhilipp Zabel <p.zabel@pengutronix.de>2015-07-09 07:10:13 -0300
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2015-07-17 10:51:49 -0300
commitb05959c66e865fb9eb5b93e223da925572130d7f (patch)
treecbe8d29c802b4f0afd2a4d47b0183a6c831205e6 /drivers/media/platform
parentf964c409f7cc626335cf2370f55690660a273dad (diff)
downloadlinux-b05959c66e865fb9eb5b93e223da925572130d7f.tar.bz2
[media] coda: fix mvcol buffer for MPEG4 decoding
The mvcol buffer is allocated at the end of the first internal buffer. This patch fixes an out of bounds array access. Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/platform')
-rw-r--r--drivers/media/platform/coda/coda-bit.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c
index 9fbff248d7fa..47fc2f19a4a9 100644
--- a/drivers/media/platform/coda/coda-bit.c
+++ b/drivers/media/platform/coda/coda-bit.c
@@ -384,7 +384,7 @@ static int coda_alloc_framebuffers(struct coda_ctx *ctx,
/* mvcol buffer for mpeg4 */
if ((dev->devtype->product != CODA_DX6) &&
(ctx->codec->src_fourcc == V4L2_PIX_FMT_MPEG4))
- coda_parabuf_write(ctx, 97, ctx->internal_frames[i].paddr +
+ coda_parabuf_write(ctx, 97, ctx->internal_frames[0].paddr +
ysize + ysize/4 + ysize/4);
return 0;