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avformat/mvdec: check for EOF 

Fixes #6805.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2017-11-05 10:39:23 +01:00
parent 0ae1f6ddeb
commit 3f4fccf4d6
1 changed files with 7 additions and 1 deletions
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8
libavformat/mvdec.c
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@ -227,7 +227,9 @@ static int read_table(AVFormatContext *avctx, AVStream *st,
int (*parse)(AVFormatContext *avctx, AVStream *st,
const char *name, int size))
{
int count, i;
unsigned count;
int i;
AVIOContext *pb = avctx->pb;
avio_skip(pb, 4);
count = avio_rb32(pb);
@ -235,6 +237,10 @@ static int read_table(AVFormatContext *avctx, AVStream *st,
for (i = 0; i < count; i++) {
char name[17];
int size;
if (avio_feof(pb))
return AVERROR_EOF;
avio_read(pb, name, 16);
name[sizeof(name) - 1] = 0;
size = avio_rb32(pb);