[PATCH] mm/ksm.c - Fix compile warnings (PS ignore my formatting in previous email)

[askb <askb23@gmail.com>]

Found the compiler warning on linux-next: 	

mm/ksm.c: In function ‘ksm_scan_thread’:
mm/ksm.c:1083: warning: ‘page2[0u]’ may be used uninitialized in this
function
mm/ksm.c:1083: note: ‘page2[0u]’ was declared here

fix for the above warning:

Signed-off-by: Anil SB <askb23@gmail.com>

diff --git a/mm/ksm.c b/mm/ksm.c
index bef1af4..2ea0fd3 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -1080,7 +1080,7 @@ static void stable_tree_append(struct rmap_item *rmap_item,
  */
 static void cmp_and_merge_page(struct page *page, struct rmap_item *rmap_item)
 {
-	struct page *page2[1];
+	struct page *page2[1] = {NULL};
 	struct rmap_item *tree_rmap_item;
 	unsigned int checksum;
 	int err;