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-rw-r--r--libavcodec/cook.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/cook.c b/libavcodec/cook.c
index 056c7d90f6..8c2fab7a27 100644
--- a/libavcodec/cook.c
+++ b/libavcodec/cook.c
@@ -1051,7 +1051,7 @@ static av_cold int cook_decode_init(AVCodecContext *avctx)
q->avctx = avctx;
/* Take care of the codec specific extradata. */
- if (extradata_size <= 0) {
+ if (extradata_size < 8) {
av_log(avctx, AV_LOG_ERROR, "Necessary extradata missing!\n");
return AVERROR_INVALIDDATA;
}