From 8f25c667ea975c92d87ad6cb96963946f9845542 Mon Sep 17 00:00:00 2001
From: "dongseong.hwang" <dongseong.hwang@intel.com>
Date: Thu, 22 Jan 2015 10:40:20 -0800
Subject: [PATCH] Initialize the pad memory in GrBufferAllocPool.

Msan bot detects Use-of-uninitialized-value on the pad.

BUG=445745

Review URL: https://codereview.chromium.org/865913002
---
 src/gpu/GrBufferAllocPool.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/gpu/GrBufferAllocPool.cpp b/src/gpu/GrBufferAllocPool.cpp
index 26a1d15837..f23311877b 100644
--- a/src/gpu/GrBufferAllocPool.cpp
+++ b/src/gpu/GrBufferAllocPool.cpp
@@ -184,6 +184,7 @@ void* GrBufferAllocPool::makeSpace(size_t size,
         size_t pad = GrSizeAlignUpPad(usedBytes,
                                       alignment);
         if ((size + pad) <= back.fBytesFree) {
+            memset((void*)(reinterpret_cast<intptr_t>(fBufferPtr) + usedBytes), 0, pad);
             usedBytes += pad;
             *offset = usedBytes;
             *buffer = back.fBuffer;