Fixes the following tsan warning when running fate-vsynth_lena-ffvhuff:
WARNING: ThreadSanitizer: data race (pid=6484)
Write of size 8 at 0x7d64000154b8 by main thread (mutexes: write M1331):
#0 update_context_from_user src/libavcodec/pthread_frame.c:331
(ffmpeg+0x000000dca887)
[..]
Previous read of size 8 at 0x7d64000154b8 by thread T2 (mutexes: write M1334):
#0 draw_slice src/libavcodec/huffyuvdec.c:857 (ffmpeg+0x000000bcc86f)
---
libavcodec/huffyuvdec.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libavcodec/huffyuvdec.c b/libavcodec/huffyuvdec.c
index 5572b98..979c4b9 100644
--- a/libavcodec/huffyuvdec.c
+++ b/libavcodec/huffyuvdec.c
@@ -579,6 +579,8 @@ static av_cold int decode_init_thread_copy(AVCodecContext
*avctx)
HYuvContext *s = avctx->priv_data;
int i, ret;
+ s->avctx = avctx;
+
if ((ret = ff_huffyuv_alloc_temp(s)) < 0) {
ff_huffyuv_common_end(s);
return ret;
--
2.8.1
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