From: Carsten Haitzler (Rasterman) <raster@rasterman.com>
Date: Fri, 13 Dec 2013 00:41:23 +0000 (+0900)
Subject: ecore_con - dns.c - re-fix coverty double-free. coverity was and is right.
X-Git-Tag: v1.9.0-alpha1~433
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=675309d9d91fd8a21588e67944e2a3c702bf0983;p=platform%2Fupstream%2Fefl.git

ecore_con - dns.c - re-fix coverty double-free. coverity was and is right.

fixes CID 1039909 again (it's back after rebase). it is an actual bug.
---

diff --git a/src/lib/ecore_con/dns.c b/src/lib/ecore_con/dns.c
index 30f447e..dd50276 100644
--- a/src/lib/ecore_con/dns.c
+++ b/src/lib/ecore_con/dns.c
@@ -5514,8 +5514,8 @@ void dns_so_close(struct dns_socket *so) {
 
 
 void dns_so_reset(struct dns_socket *so) {
-	free(so->answer);
-
+	if (so->answer) free(so->answer);
+	so->answer = NULL;
 	memset(&so->state, '\0', sizeof *so - offsetof(struct dns_socket, state));
 } /* dns_so_reset() */