[IPV4]: Fix single-entry /proc/net/fib_trie output.

When main table is just a single leaf this gets printed as belonging to the
local table in /proc/net/fib_trie. A fix is below.

Signed-off-by: Robert Olsson <robert.olsson@its.uu.se>
Acked-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index 13307c04d5a1b5fb10ecbb3dc2a9063a6f314b62..1e589b91605efa36518f0abe338a7adc674bd38e 100644 (file)
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -2290,16 +2290,17 @@ static int fib_trie_seq_show(struct seq_file *seq, void *v)
        if (v == SEQ_START_TOKEN)
                return 0;
 
+       if (!NODE_PARENT(n)) {
+               if (iter->trie == trie_local)
+                       seq_puts(seq, "<local>:\n");
+               else
+                       seq_puts(seq, "<main>:\n");
+       }
+
        if (IS_TNODE(n)) {
                struct tnode *tn = (struct tnode *) n;
                __be32 prf = htonl(MASK_PFX(tn->key, tn->pos));
 
-               if (!NODE_PARENT(n)) {
-                       if (iter->trie == trie_local)
-                               seq_puts(seq, "<local>:\n");
-                       else
-                               seq_puts(seq, "<main>:\n");
-               } 
                seq_indent(seq, iter->depth-1);
                seq_printf(seq, "  +-- %d.%d.%d.%d/%d %d %d %d\n",
                           NIPQUAD(prf), tn->pos, tn->bits, tn->full_children,