Filters with non-existent interfaces shouldn't match.

983e82e4 · Juliusz Chroboczek · 306cc2a7 · 983e82e4
Commit 983e82e4 authored Feb 21, 2008 by Juliusz Chroboczek
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filter.c filter.c +3 -1

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--- a/filter.c
+++ b/filter.c
@@ -411,7 +411,9 @@ filter_match(struct filter *f, const unsigned char *id,
        if(!neigh || memcmp(f->neigh, neigh, 16) != 0)
            return 0;
    }
-    if(f->ifindex) {
+    if(f->ifname) {
+        if(!f->ifindex)         /* no such interface */
+            return 0;
        if(!ifindex || f->ifindex != ifindex)
            return 0;
    }