[PATCH COMMITTED] resolv: __resolv_conf_attach must not free passed conf object [BZ #22096]

[Florian Weimer]

2017-09-06  Florian Weimer  <fweimer@redhat.com>

	[BZ #22096]
	* resolv/resolv_conf.c (__resolv_conf_attach): Do not free conf in
	case of failure to obtain the global conf object.

diff --git a/resolv/resolv_conf.c b/resolv/resolv_conf.c
index f391d30c27..e0f296d02e 100644
--- a/resolv/resolv_conf.c
+++ b/resolv/resolv_conf.c
@@ -600,10 +600,7 @@ __resolv_conf_attach (struct __res_state *resp, struct resolv_conf *conf)
 
   struct resolv_conf_global *global_copy = get_locked_global ();
   if (global_copy == NULL)
-    {
-      free (conf);
-      return false;
-    }
+    return false;
 
   /* Try to find an unused index in the array.  */
   size_t index;