From 8462fe2bbf2aac87e6eabddc805b3d3ec63c6376 Mon Sep 17 00:00:00 2001
From: Vinson Lee <vlee@vmware.com>
Date: Tue, 2 Mar 2010 01:10:29 -0800
Subject: glsl: Add assert to check input to strcmp.

---
 src/mesa/shader/slang/slang_builtin.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/mesa/shader')

diff --git a/src/mesa/shader/slang/slang_builtin.c b/src/mesa/shader/slang/slang_builtin.c
index 5533cc5b65..f0659a8d8b 100644
--- a/src/mesa/shader/slang/slang_builtin.c
+++ b/src/mesa/shader/slang/slang_builtin.c
@@ -142,6 +142,7 @@ lookup_statevar(const char *var, GLint index1, GLint index2, const char *field,
       tokens[1] = index1;
    }
    else if (strcmp(var, "gl_Point") == 0) {
+      assert(field);
       if (strcmp(field, "size") == 0) {
          tokens[0] = STATE_POINT_SIZE;
          *swizzleOut = SWIZZLE_XXXX;
-- 
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