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Delete (possibly incomplete) ARP table entry before adding. 

Thanks to Chritos Zoulas and others.  Fixes PR# 1242
This commit is contained in:
gwr 1995-07-25 22:56:56 +00:00
parent e69420e49a
commit a9badc45e2
2 changed files with 12 additions and 6 deletions
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9
usr.sbin/bootp/common/hwaddr.c
View File

@ -127,11 +127,14 @@ setarp(s, ia, ha, len)
* Oh well, SIOCSARP is not defined. Just run arp(8). * Oh well, SIOCSARP is not defined. Just run arp(8).
* XXX - Gag! * XXX - Gag!
*/ */
char buf[256];
int status; int status;
char buf[256];
char *a;
extern char *inet_ntoa();
sprintf(buf, "arp -s %s %s temp", a = inet_ntoa(*ia);
inet_ntoa(*ia), haddrtoa(ha, len)); sprintf(buf, "arp -d %s; arp -s %s %s temp",
a, a, haddrtoa(ha, len));
if (debug > 2) if (debug > 2)
report(LOG_INFO, buf); report(LOG_INFO, buf);
status = system(buf); status = system(buf);

9
usr.sbin/bootpd/hwaddr.c
View File

@ -127,11 +127,14 @@ setarp(s, ia, ha, len)
* Oh well, SIOCSARP is not defined. Just run arp(8). * Oh well, SIOCSARP is not defined. Just run arp(8).
* XXX - Gag! * XXX - Gag!
*/ */
char buf[256];
int status; int status;
char buf[256];
char *a;
extern char *inet_ntoa();
sprintf(buf, "arp -s %s %s temp", a = inet_ntoa(*ia);
inet_ntoa(*ia), haddrtoa(ha, len)); sprintf(buf, "arp -d %s; arp -s %s %s temp",
a, a, haddrtoa(ha, len));
if (debug > 2) if (debug > 2)
report(LOG_INFO, buf); report(LOG_INFO, buf);
status = system(buf); status = system(buf);