Don't redistribute martian routes.

3d02142c · Juliusz Chroboczek · ffd18f72 · 3d02142c
Commit 3d02142c authored Jun 17, 2007 by Juliusz Chroboczek
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kernel.c kernel.c +4 -0

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--- a/kernel.c
+++ b/kernel.c
@@ -755,6 +755,10 @@ filter_kernel_routes(struct nlmsghdr *nh, void *data)

    parse_kernel_route_rta(rtm, len, &routes[*found]);

+    if(rtm->rtm_dst_len >= 8 &&
+       (routes[*found].prefix[0] == 0xFF || routes[*found].prefix[0] == 0))
+       return 0;
+
    *found = (*found)+1;

    return 0;