kernel/altq: Move a dereference below the NULL check.

diff --git a/sys/net/altq/altq_hfsc.c b/sys/net/altq/altq_hfsc.c
index ef0b475..9b34a96 100644 (file)
--- a/sys/net/altq/altq_hfsc.c
+++ b/sys/net/altq/altq_hfsc.c
@@ -1,5 +1,4 @@
 /*     $KAME: altq_hfsc.c,v 1.25 2004/04/17 10:54:48 kjc Exp $ */
-/*     $DragonFly: src/sys/net/altq/altq_hfsc.c,v 1.9 2008/05/14 11:59:23 sephe Exp $ */
 
 /*
  * Copyright (c) 1997-1999 Carnegie Mellon University. All Rights Reserved.
@@ -540,11 +539,12 @@ hfsc_class_create(struct hfsc_if *hif, struct service_curve *rsc,
 static int
 hfsc_class_destroy(struct hfsc_class *cl)
 {
-       struct hfsc_if *hif = cl->cl_hif;
+       struct hfsc_if *hif;
        int i;
 
        if (cl == NULL)
                return (0);
+       hif = cl->cl_hif;
 
        if (is_a_parent_class(cl))
                return (EBUSY);