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asfdec: Check the return value of asf_read_stream_properties

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This makes sure errors in setting stream parameters are passed
on to the caller. This avoids successfully opening files while
some parameters aren't filled in properly.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2013-09-28 23:32:57 +03:00
parent 487b54104a
commit cc41167aed
1 changed files with 3 additions and 1 deletions
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4
libavformat/asfdec.c
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@ -743,7 +743,9 @@ static int asf_read_header(AVFormatContext *s)
if (ret < 0) if (ret < 0)
return ret; return ret;
} else if (!ff_guidcmp(&g, &ff_asf_stream_header)) { } else if (!ff_guidcmp(&g, &ff_asf_stream_header)) {
asf_read_stream_properties(s, gsize); int ret = asf_read_stream_properties(s, gsize);
if (ret < 0)
return ret;
} else if (!ff_guidcmp(&g, &ff_asf_comment_header)) { } else if (!ff_guidcmp(&g, &ff_asf_comment_header)) {
asf_read_content_desc(s, gsize); asf_read_content_desc(s, gsize);
} else if (!ff_guidcmp(&g, &ff_asf_language_guid)) { } else if (!ff_guidcmp(&g, &ff_asf_language_guid)) {