apetag: propagate errors.

Fixes crashes if reading the tag value fails.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
This commit is contained in:
Ronald S. Bultje 2012-02-23 15:35:24 -08:00
parent 2784d18791
commit 6d11057006

View File

@ -75,6 +75,8 @@ static int ape_tag_read_field(AVFormatContext *s)
if (!value)
return AVERROR(ENOMEM);
c = avio_read(pb, value, size);
if (c < 0)
return c;
value[c] = 0;
av_dict_set(&s->metadata, key, value, AV_DICT_DONT_STRDUP_VAL);
}