From: Ezra Peisach <epeisach@mit.edu>
Date: Tue, 30 Oct 2001 16:14:16 +0000 (+0000)
Subject: 	* fake-addrinfo.c (freeaddrinfo): Do not free NULL pointers
X-Git-Tag: krb5-1.3-beta2~983
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=b86ad7c075ffe4e560f7988a0cce47f6f1296604;p=thirdparty%2Fkrb5.git

	* fake-addrinfo.c (freeaddrinfo): Do not free NULL pointers

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@13905 dc483132-0cff-0310-8789-dd5450dbe970
---

diff --git a/src/include/ChangeLog b/src/include/ChangeLog
index 0317417446..b7be662418 100644
--- a/src/include/ChangeLog
+++ b/src/include/ChangeLog
@@ -1,3 +1,7 @@
+2001-10-30  Ezra Peisach  <epeisach@mit.edu>
+
+	* fake-addrinfo.c (freeaddrinfo): Do not free NULL pointers.
+
 2001-10-26  Ezra Peisach  <epeisach@mit.edu>
 
 	* k5-int.h: Do not use "usage" in argument names in
diff --git a/src/include/fake-addrinfo.c b/src/include/fake-addrinfo.c
index 333a6b16ce..3ade9dc74f 100644
--- a/src/include/fake-addrinfo.c
+++ b/src/include/fake-addrinfo.c
@@ -263,8 +263,10 @@ void freeaddrinfo (struct addrinfo *ai)
     struct addrinfo *next;
     while (ai) {
 	next = ai->ai_next;
-	free (ai->ai_canonname);
-	free (ai->ai_addr);
+	if (ai->ai_canonname)
+	  free (ai->ai_canonname);
+	if (ai->ai_addr)
+	  free (ai->ai_addr);
 	free (ai);
 	ai = next;
     }