[1/1,linux-next] ocfs2: use swap() in ocfs2_double_lock()
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Message ID 1434128351-10617-1-git-send-email-fabf@skynet.be
State New
Headers show

Commit Message

Fabian Frederick June 12, 2015, 4:59 p.m. UTC
Use kernel.h macro definition.

Thanks to Julia Lawall for Coccinelle scripting support.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
---
 fs/ocfs2/namei.c | 11 ++---------
 1 file changed, 2 insertions(+), 9 deletions(-)

Patch
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diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index a150748..af9c4c8 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -1116,8 +1116,6 @@  static int ocfs2_double_lock(struct ocfs2_super *osb,
 	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 @@  static int ocfs2_double_lock(struct ocfs2_super *osb,
 				(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,