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If we change the MTU, kick the interface; it may have to reprogram 

registers for the new MTU.
This commit is contained in:
thorpej 2001-07-25 03:05:33 +00:00
parent 1dfe605642
commit c7edeb2b4f
1 changed files with 5 additions and 1 deletions
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6
sys/net/if_ethersubr.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_ethersubr.c,v 1.86 2001/06/29 18:12:09 thorpej Exp $ */
/* $NetBSD: if_ethersubr.c,v 1.87 2001/07/25 03:05:33 thorpej Exp $ */
/*
* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@ -1410,6 +1410,10 @@ ether_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
error = EINVAL;
else
ifp->if_mtu = ifr->ifr_mtu;
/* Make sure the device notices the MTU change. */
if (ifp->if_flags & IFF_UP)
error = (*ifp->if_init)(ifp);
break;
}