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authorBenoit Fouet <benoit.fouet@free.fr>2014-12-02 11:24:21 +0100
committerMichael Niedermayer <michaelni@gmx.at>2014-12-02 16:02:01 +0100
commitd7716961a856e0d6fcd23d82a5cb87c3a8439e4b (patch)
tree36999bdb7684f4606a500f589c8bcb1fb535e22b /libavformat/apngdec.c
parent543fceba9ca9bb27afb0b81265578ae7b03a9dac (diff)
avformat/apngdec: exit probing when skipping is not possible.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavformat/apngdec.c')
-rw-r--r--libavformat/apngdec.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/apngdec.c b/libavformat/apngdec.c
index 189480e41a..d97b015a79 100644
--- a/libavformat/apngdec.c
+++ b/libavformat/apngdec.c
@@ -87,7 +87,7 @@ static int apng_probe(AVProbeData *p)
/* we don't check IDAT size, as this is the last tag
* we check, and it may be larger than the probe buffer */
if (tag != MKTAG('I', 'D', 'A', 'T') &&
- len > bytestream2_get_bytes_left(&gb))
+ len + 4 > bytestream2_get_bytes_left(&gb))
return 0;
switch (tag) {