xfs: use kmem_zone_zalloc for buffers

To replace the alloc/memset pair.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Mark Tinguely <tinguely@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index ddfc58f4050..f463dce4251 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -178,7 +178,7 @@ xfs_buf_alloc(
 {
         struct xfs_buf          *bp;
 
-        bp = kmem_zone_alloc(xfs_buf_zone, xb_to_km(flags));
+        bp = kmem_zone_zalloc(xfs_buf_zone, xb_to_km(flags));
         if (unlikely(!bp))
                 return NULL;
 
@@ -187,7 +187,6 @@ xfs_buf_alloc(
          */
         flags &= ~(XBF_LOCK|XBF_MAPPED|XBF_DONT_BLOCK|XBF_READ_AHEAD);
 
-        memset(bp, 0, sizeof(xfs_buf_t));
         atomic_set(&bp->b_hold, 1);
         atomic_set(&bp->b_lru_ref, 1);
         init_completion(&bp->b_iowait);