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Fix buglet where we might respond to arp on wrong interface.

This commit is contained in:
tls 1998-06-25 20:47:48 +00:00
parent 8dc084834e
commit b0d2c08b6b
1 changed files with 3 additions and 1 deletions
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4
sys/netinet/if_arp.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_arp.c,v 1.46 1998/05/29 15:34:25 matt Exp $ */ /* $NetBSD: if_arp.c,v 1.47 1998/06/25 20:47:48 tls Exp $ */
/*- /*-
* Copyright (c) 1998 The NetBSD Foundation, Inc. * Copyright (c) 1998 The NetBSD Foundation, Inc.
@ -544,6 +544,8 @@ in_arpinput(m)
if (ia == NULL) goto out; if (ia == NULL) goto out;
} }
} }
if (ia->ia_ifp != m->m_pkthdr.rcvif)
goto out;
myaddr = ia->ia_addr.sin_addr; myaddr = ia->ia_addr.sin_addr;
if (!bcmp((caddr_t)ar_sha(ah), LLADDR(ifp->if_sadl), if (!bcmp((caddr_t)ar_sha(ah), LLADDR(ifp->if_sadl),