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-rw-r--r--libavcodec/movtextenc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/movtextenc.c b/libavcodec/movtextenc.c
index 9b0a6c5bce..5d91e94f75 100644
--- a/libavcodec/movtextenc.c
+++ b/libavcodec/movtextenc.c
@@ -75,7 +75,7 @@ static av_cold int mov_text_encode_init(AVCodecContext *avctx)
MovTextContext *s = avctx->priv_data;
avctx->extradata_size = sizeof text_sample_entry;
- avctx->extradata = av_mallocz(avctx->extradata_size);
+ avctx->extradata = av_mallocz(avctx->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
if (!avctx->extradata)
return AVERROR(ENOMEM);