Remember address of last interface so that we can delete the next one if necessary; don't drop packets from unknown networks

1 files changed, 1 insertions, 8 deletions

diff --git a/common/dispatch.c b/common/dispatch.c
index bbd5716e..af6ae8c4 100644
--- a/common/dispatch.c
+++ b/common/dispatch.c
@@ -206,6 +206,7 @@ void discover_interfaces ()
 				last -> next = tmp -> next;
 			continue;
 		}
+		last = tmp;
 
 		foo = (struct sockaddr_in *)(&tmp -> tif -> ifr_addr);
 
@@ -442,13 +443,5 @@ int locate_network (packet)
 		packet -> shared_network =
 			packet -> interface -> shared_network;
 	}
-
-	/* If the subnet from whence this packet came is unknown to us,
-	   drop it on the floor... */
-	if (!packet -> shared_network) {
-		note ("Packet from unknown subnet: %s",
-		      inet_ntoa (packet -> raw -> giaddr));
-		return 0;
-	}
 	return 1;
 }