(__tzset_internal): Fix memory leak when the user specifies a TZ value

that uses a default rule file.  Do not assume US DST rules when the
user specifies that there is no DST.

1 files changed, 7 insertions, 2 deletions

diff --git a/time/tzset.c b/time/tzset.c
index 42b006e0c1..e0c39552ca 100644
--- a/time/tzset.c
+++ b/time/tzset.c
@@ -313,13 +313,18 @@ __tzset_internal (always)
 	    {
 	      free (old_tz);
 	      old_tz = NULL;
+	      free (tzbuf);
 	      return;
 	    }
 	}
     }
   else
-    /* There is no DST.  */
-    tz_rules[1].name = tz_rules[0].name;
+    {
+      /* There is no DST.  */
+      tz_rules[1].name = tz_rules[0].name;
+      free (tzbuf);
+      return;
+    }
 
  done_names:
   free (tzbuf);