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Commit 51892bbb authored by Sage Weil's avatar Sage Weil Committed by Al Viro
Browse files

vfs: clean up vfs_rename_other 



Simplify control flow to match vfs_rename_dir.

Signed-off-by: default avatarSage Weil <sage@newdream.net>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 9055cba7

fs/namei.c

+14 −11
Original line number Diff line number Diff line
@@ -3006,7 +3006,7 @@ static int vfs_rename_dir(struct inode *old_dir, struct dentry *old_dentry, 
static int vfs_rename_other(struct inode *old_dir, struct dentry *old_dentry,

			    struct inode *new_dir, struct dentry *new_dentry)

{

	struct inode *target;

	struct inode *target = new_dentry->d_inode;

	int error;



	error = security_inode_rename(old_dir, old_dentry, new_dir, new_dentry);
@@ -3014,19 +3014,22 @@ static int vfs_rename_other(struct inode *old_dir, struct dentry *old_dentry, 
		return error;



	dget(new_dentry);

	target = new_dentry->d_inode;

	if (target)

		mutex_lock(&target->i_mutex);

	if (d_mountpoint(old_dentry)||d_mountpoint(new_dentry))



	error = -EBUSY;

	else

	if (d_mountpoint(old_dentry)||d_mountpoint(new_dentry))

		goto out;



	error = old_dir->i_op->rename(old_dir, old_dentry, new_dir, new_dentry);

	if (!error) {

	if (error)

		goto out;



	if (target)

		dont_mount(new_dentry);

	if (!(old_dir->i_sb->s_type->fs_flags & FS_RENAME_DOES_D_MOVE))

		d_move(old_dentry, new_dentry);

	}

out:

	if (target)

		mutex_unlock(&target->i_mutex);

	dput(new_dentry);