mm: fix null-ptr-deref in kswapd_is_running()

[linux-2.6-block.git] / mm / page_alloc.c

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 1d4278115d71c98f754b10a3f67783a21024d1a1..09386b81e68ee59ac94d8f8a7d9b6725bde1ebec 100644 (file)
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -7616,6 +7616,7 @@ static void __meminit pgdat_init_internals(struct pglist_data *pgdat)
        int i;
 
        pgdat_resize_init(pgdat);
+       pgdat_kswapd_lock_init(pgdat);
 
        pgdat_init_split_queue(pgdat);
        pgdat_init_kcompactd(pgdat);