Traversal of interface list to weed out bad interfaces was broken when I added the...

diff --git a/common/dispatch.c b/common/dispatch.c
index 3ae4c0125c7e81f7806967cba8a7fd608c639b12..f0adbee4312627672c29b67d6a33267449afd6c9 100644 (file)
--- a/common/dispatch.c
+++ b/common/dispatch.c
@@ -42,7 +42,7 @@
 
 #ifndef lint
 static char copyright[] =
-"$Id: dispatch.c,v 1.36 1997/03/06 06:52:30 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium.  All rights reserved.\n";
+"$Id: dispatch.c,v 1.37 1997/03/06 07:06:08 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium.  All rights reserved.\n";
 #endif /* not lint */
 
 #include "dhcpd.h"
@@ -68,7 +68,7 @@ void discover_interfaces (state)
        int state;
 {
        struct interface_info *tmp;
-       struct interface_info *last;
+       struct interface_info *last, *next;
        char buf [8192];
        struct ifconf ic;
        struct ifreq ifr;
@@ -292,7 +292,8 @@ void discover_interfaces (state)
 
        /* Weed out the interfaces that did not have IP addresses. */
        last = (struct interface_info *)0;
-       for (tmp = interfaces; tmp; tmp = tmp -> next) {
+       for (tmp = interfaces; tmp; tmp = next) {
+               next = tmp -> next;
                if (!tmp -> ifp || !(tmp -> flags & INTERFACE_REQUESTED)) {
                        if ((tmp -> flags & INTERFACE_REQUESTED) != ir)
                                error ("%s: not found", tmp -> name);