avcodec/mpeg4videoenc: Check extradata malloc()

Fixes: Null pointer dereference Fixes: any mpeg4 testcase which fails the malloc at that exact spot

Michael Niedermayer committed 5 years ago

Commit 33a16871 parent 92fde251 file · +2 −0Browse files

Unified · Split

@@ -1304,6 +1304,8 @@ static av_cold int encode_init(AVCodecContext *avctx) · 1303 unmodified lines
1304	1304
1305	1305	if (s->avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) {
1306	1306	s->avctx->extradata = av_malloc(1024);
	1307	+ if (!s->avctx->extradata)
	1308	+ return AVERROR(ENOMEM);
1307	1309	init_put_bits(&s->pb, s->avctx->extradata, 1024);
1308	1310
1309	1311	if (!(s->workaround_bugs & FF_BUG_MS))

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