[XFS] use NULL for pointer initialisation instead of zero-cast-to-ptr

SGI-PV: 954580
SGI-Modid: xfs-linux-melb:xfs-kern:26562a

Signed-off-by: Nathan Scott <nathans@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/fs/xfs/xfs_alloc_btree.c b/fs/xfs/xfs_alloc_btree.c
index ec0bbd4140e4..500a1d75403a 100644
--- a/fs/xfs/xfs_alloc_btree.c
+++ b/fs/xfs/xfs_alloc_btree.c
@@ -670,7 +670,7 @@ xfs_alloc_insrec(
         }
 #endif
         nbno = NULLAGBLOCK;
-        ncur = (xfs_btree_cur_t *)0;
+        ncur = NULL;
         /*
          * If the block is full, we can't insert the new entry until we
          * make the block un-full.
@@ -981,7 +981,7 @@ xfs_alloc_lookup(
                  */
                 bp = cur->bc_bufs[level];
                 if (bp && XFS_BUF_ADDR(bp) != d)
-                        bp = (xfs_buf_t *)0;
+                        bp = NULL;
                 if (!bp) {
                         /*
                          * Need to get a new buffer.  Read it, then
@@ -2044,7 +2044,7 @@ xfs_alloc_insert(
         nbno = NULLAGBLOCK;
         nrec.ar_startblock = cpu_to_be32(cur->bc_rec.a.ar_startblock);
         nrec.ar_blockcount = cpu_to_be32(cur->bc_rec.a.ar_blockcount);
-        ncur = (xfs_btree_cur_t *)0;
+        ncur = NULL;
         pcur = cur;
         /*
          * Loop going up the tree, starting at the leaf level.
@@ -2076,7 +2076,7 @@ xfs_alloc_insert(
                  */
                 if (ncur) {
                         pcur = ncur;
-                        ncur = (xfs_btree_cur_t *)0;
+                        ncur = NULL;
                 }
         } while (nbno != NULLAGBLOCK);
         *stat = i;