[NET] XFRM: Fix whitespace errors.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index b48f06f..cfaf17c 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -857,7 +857,7 @@
 					       pol, NULL);
 				return err;
 			}
-                }
+		}
 		for (i = xfrm_policy_bydst[dir].hmask; i >= 0; i--) {
 			hlist_for_each_entry(pol, entry,
 					     xfrm_policy_bydst[dir].table + i,