drbd: Convert vmalloc/memset to vzalloc

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

diff --git a/drivers/block/drbd/drbd_bitmap.c b/drivers/block/drbd/drbd_bitmap.c
index 7b97629..912f585 100644 (file)
--- 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];