From bfdee9cc70f21ef34ca8497d30ab72106ce43bd1 Mon Sep 17 00:00:00 2001
From: Vinson Lee <vlee@vmware.com>
Date: Sat, 27 Feb 2010 17:19:31 -0800
Subject: mesa: Add assert to check input to memcpy is not null.

---
 src/mesa/main/mipmap.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/mesa/main/mipmap.c b/src/mesa/main/mipmap.c
index 355af56b41..89b8c5a356 100644
--- a/src/mesa/main/mipmap.c
+++ b/src/mesa/main/mipmap.c
@@ -979,6 +979,7 @@ make_1d_mipmap(GLenum datatype, GLuint comps, GLint border,
 
    if (border) {
       /* copy left-most pixel from source */
+      assert(srcPtr);
       memcpy(dstPtr, srcPtr, bpt);
       /* copy right-most pixel from source */
       memcpy(dstPtr + (dstWidth - 1) * bpt,
-- 
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