From 1ec72c6c68dbc78bf4ebb6f06c13316dc488bdfa Mon Sep 17 00:00:00 2001
From: Luca Barbato <lu_zero@gentoo.org>
Date: Tue, 20 Oct 2015 21:12:30 +0200
Subject: [PATCH] libx264: Make sure the extradata are padded

---
 libavcodec/libx264.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/libx264.c b/libavcodec/libx264.c
index b9ec1500c9..bcbdf8453b 100644
--- a/libavcodec/libx264.c
+++ b/libavcodec/libx264.c
@@ -589,7 +589,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
         int nnal, s, i;
 
         s = x264_encoder_headers(x4->enc, &nal, &nnal);
-        avctx->extradata = p = av_malloc(s);
+        avctx->extradata = p = av_mallocz(s + AV_INPUT_BUFFER_PADDING_SIZE);
         if (!p)
             return AVERROR(ENOMEM);