avformat/electronicarts: Clear partial_packet on error

Fixes: Infinite loop Fixes: 30165/clusterfuzz-testcase-minimized-ffmpeg_dem_EA_fuzzer-6224642371092480 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Reviewed-by: Paul B Mahol <[email protected]> Signed-off-by: Michael Niedermayer <[email protected]>
ALECX123 · Feb 12, 2021 · 59bb9dc · 59bb9dc
1 parent 7a2aa5d
commit 59bb9dc
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/libavformat/electronicarts.c b/libavformat/electronicarts.c
@@ -728,6 +728,7 @@ static int ea_read_packet(AVFormatContext *s, AVPacket *pkt)
                 ret = av_get_packet(pb, pkt, chunk_size);
             if (ret < 0) {
                 packet_read = 1;
+                partial_packet = 0;
                 break;
             }
             partial_packet = chunk_type == MVIh_TAG;