Tweak error handling when kernel_route fails.

41a00cbf · Juliusz Chroboczek · b50b644c · 41a00cbf
Commit 41a00cbf authored Oct 09, 2008 by Juliusz Chroboczek
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route.c route.c +2 -1

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--- a/route.c
+++ b/route.c
@@ -143,8 +143,9 @@ install_route(struct route *route)
                      route->neigh->network->ifindex,
                      kernel_metric, NULL, 0, 0);
    if(rc < 0) {
+        int save = errno;
        perror("kernel_route(ADD)");
-        if(errno != EEXIST)
+        if(save != EEXIST)
            return;
    }
    route->installed = 1;