From 4a2570f50a2f348972ec8a58bb79bf5b0dd1b7ea Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Wed, 18 Dec 2013 18:14:24 +0100
Subject: [PATCH] avcodec/nuv: zero buffer padding

Fixes use of uninitialized memory
Fixes msan_uninit-mem_7f4a141261de_7405_nirvana.nuv
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 libavcodec/nuv.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavcodec/nuv.c b/libavcodec/nuv.c
index d4d9318bf7..358bf0567c 100644
--- a/libavcodec/nuv.c
+++ b/libavcodec/nuv.c
@@ -218,6 +218,7 @@ retry:
         }
         buf      = c->decomp_buf;
         buf_size = c->decomp_size - FFMAX(FF_INPUT_BUFFER_PADDING_SIZE, AV_LZO_OUTPUT_PADDING) - outlen;
+        memset(c->decomp_buf + buf_size, 0, FF_INPUT_BUFFER_PADDING_SIZE);
     }
     if (c->codec_frameheader) {
         int w, h, q;