From f9ab9bfe4ee0ee33945dc001e1ff83a93789a381 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michael@niedermayer.cc>
Date: Thu, 11 Feb 2021 22:40:21 +0100
Subject: [PATCH] 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 <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 59bb9dc2a670cbe5d659585392b6d79f7bb6d40f)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavformat/electronicarts.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavformat/electronicarts.c b/libavformat/electronicarts.c
index 17018fb983..6fa0fa2212 100644
--- a/libavformat/electronicarts.c
+++ b/libavformat/electronicarts.c
@@ -729,6 +729,7 @@ get_video_packet:
                 ret = av_get_packet(pb, pkt, chunk_size);
             if (ret < 0) {
                 packet_read = 1;
+                partial_packet = 0;
                 break;
             }
             partial_packet = chunk_type == MVIh_TAG;