From ab1ba02181ea543a3f504d035a0f4fa53feb6e36 Mon Sep 17 00:00:00 2001 From: Fabian Frederick Date: Wed, 24 Jun 2015 16:55:31 -0700 Subject: [PATCH] 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 Cc: Julia Lawall Cc: Mark Fasheh Cc: Joel Becker Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/ocfs2/namei.c | 11 ++--------- 1 file changed, 2 insertions(+), 9 deletions(-) diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c index 08a7a5b70494..6e6abb93fda5 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, -- 2.30.2