[NET]: Make all initialized struct seq_operations const.

Make all initialized struct seq_operations in net/ const

Signed-off-by: Philippe De Muyter <phdm@macqel.be>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/802/tr.c b/net/802/tr.c
index 0ba1946..e56e61a 100644
--- a/net/802/tr.c
+++ b/net/802/tr.c
@@ -567,7 +567,7 @@
 }
 
 
-static struct seq_operations rif_seq_ops = {
+static const struct seq_operations rif_seq_ops = {
 	.start = rif_seq_start,
 	.next  = rif_seq_next,
 	.stop  = rif_seq_stop,