mm/mempolicy.c: fix sp_node_init() argument ordering

Currently, n_new is wrongly initialized.  start and end parameter are
inverted.  Let's fix it.

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Hillf Danton <dhillf@gmail.com>
Cc: Sasha Levin <sasha.levin@oracle.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Dave Jones <davej@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

mm/mempolicy.c

diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 868d08f..7431001 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -2390,7 +2390,7 @@
 
 				*mpol_new = *n->policy;
 				atomic_set(&mpol_new->refcnt, 1);
-				sp_node_init(n_new, n->end, end, mpol_new);
+				sp_node_init(n_new, end, n->end, mpol_new);
 				n->end = start;
 				sp_insert(sp, n_new);
 				n_new = NULL;