[DECNET] ROUTE: remove unecessary alignment

Same alignment requirement was removed on IP route cache in the past.

This alignment actually has bad effect on 32 bit arches, uniprocessor,
since sizeof(dn_rt_hash_bucket) is forced to 8 bytes instead of 4.

Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index 31be29b..9dc0abb 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -94,7 +94,7 @@
 {
 	struct dn_route *chain;
 	spinlock_t lock;
-} __attribute__((__aligned__(8)));
+};
 
 extern struct neigh_table dn_neigh_table;