cma: fix migration mode

__alloc_contig_migrate_range calls migrate_pages with wrong argument
for migrate_mode. Fix it.

Change-Id: I84697cf7c6aef6253e9ee7e5b3028c946b95e253
Cc: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Minchan Kim <minchan@kernel.org>
Acked-by: Michal Nazarewicz <mina86@mina86.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Laura Abbott <lauraa@codeaurora.org>
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index c3142e8..ec88a36 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -5703,7 +5703,7 @@
 
 		ret = migrate_pages(&cc.migratepages,
 				    __alloc_contig_migrate_alloc,
-				    0, false, true);
+				    0, false, MIGRATE_SYNC);
 	}
 
 	putback_lru_pages(&cc.migratepages);