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Added NULL check

This commit is contained in:
yamaguchi 2023-11-02 09:36:27 +00:00
parent 7497308455
commit b97d443e3a
1 changed files with 3 additions and 3 deletions
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6
sys/net/if_ethersubr.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_ethersubr.c,v 1.324 2023/10/20 08:35:09 msaitoh Exp $ */
/* $NetBSD: if_ethersubr.c,v 1.325 2023/11/02 09:36:27 yamaguchi Exp $ */
/*
* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@ -61,7 +61,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: if_ethersubr.c,v 1.324 2023/10/20 08:35:09 msaitoh Exp $");
__KERNEL_RCSID(0, "$NetBSD: if_ethersubr.c,v 1.325 2023/11/02 09:36:27 yamaguchi Exp $");
#ifdef _KERNEL_OPT
#include "opt_inet.h"
@ -1041,7 +1041,7 @@ ether_ifattach(struct ifnet *ifp, const uint8_t *lla)
struct ethercom *ec = (struct ethercom *)ifp;
char xnamebuf[HOOKNAMSIZ];
if (ETHER_IS_MULTICAST(lla))
if (lla != NULL && ETHER_IS_MULTICAST(lla))
aprint_error("The multicast bit is set in the MAC address. "
"It's wrong.\n");