From 93534873b08aceb0c1c4bd6794c4d3d96907295d Mon Sep 17 00:00:00 2001
From: Vinson Lee <vlee@freedesktop.org>
Date: Thu, 6 Jun 2013 23:07:30 -0700
Subject: [PATCH] glsl: Fix null check in read_dereference.

Fixes "Logically dead code" defect reported by Coverity.

Signed-off-by: Vinson Lee <vlee@freedesktop.org>
Reviewed-by: Brian Paul <brianp@vmware.com>
---
 src/glsl/ir_reader.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/glsl/ir_reader.cpp b/src/glsl/ir_reader.cpp
index b3667124fa8..51534ca7c56 100644
--- a/src/glsl/ir_reader.cpp
+++ b/src/glsl/ir_reader.cpp
@@ -886,7 +886,7 @@ ir_reader::read_dereference(s_expression *expr)
       }
 
       ir_rvalue *idx = read_rvalue(s_index);
-      if (subject == NULL) {
+      if (idx == NULL) {
 	 ir_read_error(NULL, "when reading the index of an array_ref");
 	 return NULL;
       }
-- 
2.30.2