Warn when kernel_addresses fails.

943865d9 · Juliusz Chroboczek · cd2c3bfd · 943865d9
Commit 943865d9 authored Mar 10, 2008 by Juliusz Chroboczek
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babel.c babel.c +3 -0

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--- a/babel.c
+++ b/babel.c
@@ -282,6 +282,9 @@ main(int argc, char **argv)
    } else {
        struct kernel_route routes[240];
        rc = kernel_addresses(routes, 240);
+        if(rc < 0) {
+            perror("kernel_addresses");
+        }
        if(rc > 0) {
            /* Search for a global IPv6 address */
            for(i = 0; i < rc; i++) {