[PATCH 1/4 linux-next] xfs: use swap() in xfs_dir2_leafn_rebalance()

[Fabian Frederick]

Use kernel.h macro definition.
Also remove assignment in if condition (checkpatch error)

Signed-off-by: Fabian Frederick <fabf@xxxxxxxxx>
---
 fs/xfs/libxfs/xfs_dir2_node.c | 8 ++------

Signed-off-by: Fabian Frederick <fabf@xxxxxxxxx>
---
 fs/xfs/libxfs/xfs_dir2_node.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/fs/xfs/libxfs/xfs_dir2_node.c b/fs/xfs/libxfs/xfs_dir2_node.c
index 41b80d3..84442a6 100644
--- a/fs/xfs/libxfs/xfs_dir2_node.c
+++ b/fs/xfs/libxfs/xfs_dir2_node.c
@@ -967,13 +967,10 @@ xfs_dir2_leafn_rebalance(
 	/*
 	 * If the block order is wrong, swap the arguments.
 	 */
-	if ((swap = xfs_dir2_leafn_order(dp, blk1->bp, blk2->bp))) {
-		xfs_da_state_blk_t	*tmp;	/* temp for block swap */
+	swap = xfs_dir2_leafn_order(dp, blk1->bp, blk2->bp);
+	if (swap)
+		swap(blk1, blk2);
 
-		tmp = blk1;
-		blk1 = blk2;
-		blk2 = tmp;
-	}
 	leaf1 = blk1->bp->b_addr;
 	leaf2 = blk2->bp->b_addr;
 	dp->d_ops->leaf_hdr_from_disk(&hdr1, leaf1);
-- 
2.4.0

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