drbd: Convert vmalloc/memset to vzalloc

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 2 insertions, 3 deletions

diff --git a/drivers/block/drbd/drbd_bitmap.c b/drivers/block/drbd/drbd_bitmap.c
index 7b976296b564..912f585a760f 100644
--- a/drivers/block/drbd/drbd_bitmap.c
+++ b/drivers/block/drbd/drbd_bitmap.c
@@ -378,15 +378,14 @@ static struct page **bm_realloc_pages(struct drbd_bitmap *b, unsigned long want)
          * thread.  As we have no disk yet, we are not in the IO path,
          * not even the IO path of the peer. */
         bytes = sizeof(struct page *)*want;
-        new_pages = kmalloc(bytes, GFP_KERNEL);
+        new_pages = kzalloc(bytes, GFP_KERNEL);
         if (!new_pages) {
-                new_pages = vmalloc(bytes);
+                new_pages = vzalloc(bytes);
                 if (!new_pages)
                         return NULL;
                 vmalloced = 1;
         }
 
-        memset(new_pages, 0, bytes);
         if (want >= have) {
                 for (i = 0; i < have; i++)
                         new_pages[i] = old_pages[i];