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avformat/riffdec: Forward error code from avio_read() in ff_get_guid()

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2015-06-28 12:56:22 +02:00
parent 0940169743
commit da06169850
1 changed files with 4 additions and 2 deletions
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6
libavformat/riffdec.c
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@ -31,10 +31,12 @@
int ff_get_guid(AVIOContext *s, ff_asf_guid *g)
{
int ret;
av_assert0(sizeof(*g) == 16); //compiler will optimize this out
if (avio_read(s, *g, sizeof(*g)) < (int)sizeof(*g)) {
ret = avio_read(s, *g, sizeof(*g));
if (ret < (int)sizeof(*g)) {
memset(*g, 0, sizeof(*g));
return AVERROR_INVALIDDATA;
return ret < 0 ? ret : AVERROR_INVALIDDATA;
}
return 0;
}