From e90fbabdc6a8db7a6bbf9fa22b83da1a03023d32 Mon Sep 17 00:00:00 2001
From: hasso <hasso>
Date: Sun, 21 Dec 2003 09:51:42 +0000
Subject: lib/if.c part from [quagga-dev 552] and lib/inklist.c part from
 [quagga-dev 555]. Okayed by Paul.

---
 lib/if.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'lib/if.c')

diff --git a/lib/if.c b/lib/if.c
index db10bc0f..8237b2f2 100644
--- a/lib/if.c
+++ b/lib/if.c
@@ -120,7 +120,8 @@ if_create (char *name, int namelen)
   assert (namelen <= (INTERFACE_NAMSIZ + 1));
   strncpy (ifp->name, name, namelen);
   ifp->name[INTERFACE_NAMSIZ] = '\0';
-  listnode_add_sort (iflist, ifp);
+  if (if_lookup_by_name(ifp->name) == NULL)
+    listnode_add_sort (iflist, ifp);
   ifp->connected = list_new ();
   ifp->connected->del = (void (*) (void *)) connected_free;
 
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