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Change to use RTM_CHANGE when an arp entry already exists. This closes

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problem bin/57 which was caused when an incomplete entry was present for the
host which was booting.
This commit is contained in:
Doug Rabson 1995-01-16 18:57:45 +00:00
parent 23a4e9ded7
commit c48edefb3c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=5661
1 changed files with 5 additions and 2 deletions
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7
libexec/bootpd/rtmsg.c
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@ -39,7 +39,7 @@
/*
* from arp.c 8.2 (Berkeley) 1/2/94
* $Id: rtmsg.c,v 1.2 1994/09/10 15:13:28 csgr Exp $
* $Id: rtmsg.c,v 1.1.1.1 1994/09/30 05:45:06 pst Exp $
*/
#include <sys/param.h>
@ -110,6 +110,7 @@ int bsd_arp_set(ia, eaddr, len)
register struct rt_msghdr *rtm = &(m_rtmsg.m_rtm);
u_char *ea;
struct timeval time;
int op = RTM_ADD;
getsocket();
sdl_m = blank_sdl;
@ -138,6 +139,7 @@ int bsd_arp_set(ia, eaddr, len)
!(rtm->rtm_flags & RTF_GATEWAY)) switch (sdl->sdl_type) {
case IFT_ETHER: case IFT_FDDI: case IFT_ISO88023:
case IFT_ISO88024: case IFT_ISO88025:
op = RTM_CHANGE;
goto overwrite;
}
if (doing_proxy == 0) {
@ -163,7 +165,7 @@ int bsd_arp_set(ia, eaddr, len)
}
sdl_m.sdl_type = sdl->sdl_type;
sdl_m.sdl_index = sdl->sdl_index;
return (rtmsg(RTM_ADD));
return (rtmsg(op));
}
@ -186,6 +188,7 @@ static int rtmsg(cmd)
report(LOG_ERR, "set_arp: internal wrong cmd - exiting");
exit(1);
case RTM_ADD:
case RTM_CHANGE:
rtm->rtm_addrs |= RTA_GATEWAY;
rtm->rtm_rmx.rmx_expire = expire_time;
rtm->rtm_inits = RTV_EXPIRE;