avformat/avidec: Check read_odml_index() for failure

Fixes: Timeout
Fixes: 40950/clusterfuzz-testcase-minimized-ffmpeg_dem_AVI_fuzzer-6478873068437504

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2021-11-14 18:23:24 +01:00
parent ff23cee200
commit 57adb26d05