From: Peter Johnson <peter@tortall.net>
Date: Sat, 30 Dec 2006 02:45:39 +0000 (-0000)
Subject: yasm_value_delete(): Check for NULL expr before attempting to delete it.
X-Git-Tag: v0.6.0~65
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=60167896e20e232da33d2b635ff409850bd30daf;p=yasm

yasm_value_delete(): Check for NULL expr before attempting to delete it.

svn path=/trunk/yasm/; revision=1722
---

diff --git a/libyasm/value.c b/libyasm/value.c
index fa31f87d..5b1981c9 100644
--- a/libyasm/value.c
+++ b/libyasm/value.c
@@ -93,7 +93,8 @@ yasm_value_init_copy(yasm_value *value, const yasm_value *orig)
 void
 yasm_value_delete(yasm_value *value)
 {
-    yasm_expr_destroy((value)->abs);
+    if (value->abs)
+	yasm_expr_destroy(value->abs);
     value->abs = NULL;
     value->rel = NULL;
 }