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[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>
This commit is contained in:
Philipp Zabel 2015-07-09 07:10:13 -03:00 committed by Mauro Carvalho Chehab
parent f964c409f7
commit b05959c66e
1 changed files with 1 additions and 1 deletions
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2
drivers/media/platform/coda/coda-bit.c
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@ -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;