ocfs2: use swap() in ocfs2_double_lock()
Use kernel.h macro definition.
Thanks to Julia Lawall for Coccinelle scripting support.
Signed-off-by: Fabian Frederick <fabf@skynet.be>
Cc: Julia Lawall <julia.lawall@lip6.fr>
Cc: Mark Fasheh <mfasheh@suse.com>
Cc: Joel Becker <jlbec@evilplan.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index 08a7a5b..6e6abb9 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -1116,8 +1116,6 @@
int inode1_is_ancestor, inode2_is_ancestor;
struct ocfs2_inode_info *oi1 = OCFS2_I(inode1);
struct ocfs2_inode_info *oi2 = OCFS2_I(inode2);
- struct buffer_head **tmpbh;
- struct inode *tmpinode;
trace_ocfs2_double_lock((unsigned long long)oi1->ip_blkno,
(unsigned long long)oi2->ip_blkno);
@@ -1148,13 +1146,8 @@
(oi1->ip_blkno < oi2->ip_blkno &&
inode2_is_ancestor == 0)) {
/* switch id1 and id2 around */
- tmpbh = bh2;
- bh2 = bh1;
- bh1 = tmpbh;
-
- tmpinode = inode2;
- inode2 = inode1;
- inode1 = tmpinode;
+ swap(bh2, bh1);
+ swap(inode2, inode1);
}
/* lock id2 */
status = ocfs2_inode_lock_nested(inode2, bh2, 1,