ipv4: Don't report neigh uptodate state in rtcache procfs.

Soon routes will not have a cached neigh attached, nor will we
be able to necessarily go directly to a neigh from an arbitrary
route.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 10 deletions

diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 2f40363e2851..bae36386e722 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -418,13 +418,7 @@ static int rt_cache_seq_show(struct seq_file *seq, void *v)
                            "HHUptod\tSpecDst");
         else {
                 struct rtable *r = v;
-                struct neighbour *n;
-                int len, HHUptod;
-
-                rcu_read_lock();
-                n = dst_get_neighbour_noref(&r->dst);
-                HHUptod = (n && (n->nud_state & NUD_CONNECTED)) ? 1 : 0;
-                rcu_read_unlock();
+                int len;
 
                 seq_printf(seq, "%s\t%08X\t%08X\t%8X\t%d\t%u\t%d\t"
                               "%08X\t%d\t%u\t%u\t%02X\t%d\t%1d\t%08X%n",
@@ -438,9 +432,7 @@ static int rt_cache_seq_show(struct seq_file *seq, void *v)
                         (int)((dst_metric(&r->dst, RTAX_RTT) >> 3) +
                               dst_metric(&r->dst, RTAX_RTTVAR)),
                         r->rt_key_tos,
-                        -1,
-                        HHUptod,
-                        0, &len);
+                        -1, 0, 0, &len);
 
                 seq_printf(seq, "%*s\n", 127 - len, "");
         }