From: Marcin Slusarz <marcin.slusarz@gmail.com>
Date: Tue, 5 Jun 2012 19:10:33 +0000 (+0200)
Subject: glsl: fix deref_hash memory leak in constant_expression_value
X-Git-Tag: accepted/2.0alpha-wayland/20121114.171706~1684
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ea055e19c2757dfe97dd13c1deee2bfa177eae3f;p=profile%2Fivi%2Fmesa.git

glsl: fix deref_hash memory leak in constant_expression_value

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
---

diff --git a/src/glsl/ir_constant_expression.cpp b/src/glsl/ir_constant_expression.cpp
index 7a4d15f..38a1ed9 100644
--- a/src/glsl/ir_constant_expression.cpp
+++ b/src/glsl/ir_constant_expression.cpp
@@ -1322,8 +1322,11 @@ ir_function_signature::constant_expression_value(exec_list *actual_parameters, s
 
    foreach_list(n, actual_parameters) {
       ir_constant *constant = ((ir_rvalue *) n)->constant_expression_value(variable_context);
-      if (constant == NULL)
-	 return NULL;
+      if (constant == NULL) {
+         hash_table_dtor(deref_hash);
+         return NULL;
+      }
+
 
       ir_variable *var = (ir_variable *)parameter_info;
       hash_table_insert(deref_hash, constant, var);