From 5844bf9d8269a06c4d8c3132f981d430972f10a9 Mon Sep 17 00:00:00 2001
From: Dima Zavin <dima@android.com>
Date: Wed, 9 Dec 2009 21:13:44 -0800
Subject: [PATCH] gralloc-qsd8k: make sure that we never try to allocatio 0
 bytes

Change-Id: Ic05b895c09a55d746c737aa0c3356edc511d7c96
Signed-off-by: Dima Zavin <dima@android.com>
---
 gralloc.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/gralloc.cpp b/gralloc.cpp
index f1d8f55..9887057 100644
--- a/gralloc.cpp
+++ b/gralloc.cpp
@@ -386,6 +386,9 @@ static int gralloc_alloc(alloc_device_t* dev,
         size = alignedw * alignedh * bpp;
     }
 
+    if ((ssize_t)size <= 0)
+        return -EINVAL;
+
     int err;
     if (usage & GRALLOC_USAGE_HW_FB) {
         err = gralloc_alloc_framebuffer(dev, size, usage, pHandle);