Use kernel.h macro definition.

Thanks to Julia Lawall for Coccinelle scripting support.

Signed-off-by: Fabian Frederick <f...@skynet.be>
---
 fs/ocfs2/dir.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/fs/ocfs2/dir.c b/fs/ocfs2/dir.c
index a9513ff..ffecf89 100644
--- a/fs/ocfs2/dir.c
+++ b/fs/ocfs2/dir.c
@@ -3533,13 +3533,10 @@ static void dx_leaf_sort_swap(void *a, void *b, int 
size)
 {
        struct ocfs2_dx_entry *entry1 = a;
        struct ocfs2_dx_entry *entry2 = b;
-       struct ocfs2_dx_entry tmp;
 
        BUG_ON(size != sizeof(*entry1));
 
-       tmp = *entry1;
-       *entry1 = *entry2;
-       *entry2 = tmp;
+       swap(*entry1, *entry2);
 }
 
 static int ocfs2_dx_leaf_same_major(struct ocfs2_dx_leaf *dx_leaf)
-- 
2.4.2


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