easy size for free(); ok mpi

diff --git a/sys/netinet/ip_output.c b/sys/netinet/ip_output.c
index 4806418..24ecc1b 100644 (file)
--- a/sys/netinet/ip_output.c
+++ b/sys/netinet/ip_output.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: ip_output.c,v 1.299 2015/09/23 08:49:46 mpi Exp $     */
+/*     $OpenBSD: ip_output.c,v 1.300 2015/10/07 14:52:45 deraadt Exp $ */
 /*     $NetBSD: ip_output.c,v 1.28 1996/02/13 23:43:07 christos Exp $  */
 
 /*
@@ -1492,7 +1492,9 @@ ip_setmoptions(int optname, struct ip_moptions **imop, struct mbuf *m,
                                        bcopy(omships, nmships,
                                            sizeof(*omships) *
                                            imo->imo_max_memberships);
-                                       free(omships, M_IPMOPTS, 0);
+                                       free(omships, M_IPMOPTS,
+                                           sizeof(*omships) *
+                                           imo->imo_max_memberships);
                                        imo->imo_membership = nmships;
                                        imo->imo_max_memberships = newmax;
                                }