xfs: use swap() to make code cleaner

Use swap() in order to make code cleaner. Issue found by coccinelle.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Changcheng Deng <deng.changcheng@zte.com.cn>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>

diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 36df768828e61ecec861e15545f5c42fff326b1b..64b9bf33480659fcbaa0a5c8c5ad259c9a44cd55 100644 (file)
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -564,8 +564,6 @@ xfs_lock_two_inodes(
        struct xfs_inode        *ip1,
        uint                    ip1_mode)
 {
-       struct xfs_inode        *temp;
-       uint                    mode_temp;
        int                     attempts = 0;
        struct xfs_log_item     *lp;
 
@@ -578,12 +576,8 @@ xfs_lock_two_inodes(
        ASSERT(ip0->i_ino != ip1->i_ino);
 
        if (ip0->i_ino > ip1->i_ino) {
-               temp = ip0;
-               ip0 = ip1;
-               ip1 = temp;
-               mode_temp = ip0_mode;
-               ip0_mode = ip1_mode;
-               ip1_mode = mode_temp;
+               swap(ip0, ip1);
+               swap(ip0_mode, ip1_mode);
        }
 
  again: