commit f5b0a8743601a4477419171f5046bd07d1c080a0
author David S. Miller <davem@davemloft.net> Thu Jul 19 12:31:33 2012 -0700
committer David S. Miller <davem@davemloft.net> Fri Jul 20 13:31:21 2012 -0700
tree 92e17ec293c3d0e35a0deda5d3bbf43710fb96ff
parent f8126f1d5136be1ca1a3536d43ad7a710b5620f8

net: Document dst->obsolete better.

Add a big comment explaining how the field works, and use defines
instead of magic constants for the values assigned to it.

Suggested by Joe Perches.

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

net/decnet/dn_route.c

diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index 47de90d..23cc11d 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -1176,7 +1176,7 @@
 	if (dev_out->flags & IFF_LOOPBACK)
 		flags |= RTCF_LOCAL;
 
-	rt = dst_alloc(&dn_dst_ops, dev_out, 1, 0, DST_HOST);
+	rt = dst_alloc(&dn_dst_ops, dev_out, 1, DST_OBSOLETE_NONE, DST_HOST);
 	if (rt == NULL)
 		goto e_nobufs;
 
@@ -1444,7 +1444,7 @@
 	}
 
 make_route:
-	rt = dst_alloc(&dn_dst_ops, out_dev, 0, 0, DST_HOST);
+	rt = dst_alloc(&dn_dst_ops, out_dev, 0, DST_OBSOLETE_NONE, DST_HOST);
 	if (rt == NULL)
 		goto e_nobufs;