diff options
| author | Sage Weil <sage@newdream.net> | 2011-05-24 13:06:13 -0700 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2011-05-26 07:26:53 -0400 |
| commit | 51892bbb57e87854c27c105317797823f8891e68 (patch) | |
| tree | 8d7fd27631bc868ebac7de8c3baaab7a8111591b /fs/namei.c | |
| parent | 9055cba711891a6313232629cd6bbca7c901e07f (diff) | |
| download | lwn-51892bbb57e87854c27c105317797823f8891e68.tar.gz lwn-51892bbb57e87854c27c105317797823f8891e68.zip | |
vfs: clean up vfs_rename_other
Simplify control flow to match vfs_rename_dir.
Signed-off-by: Sage Weil <sage@newdream.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/namei.c')
| -rw-r--r-- | fs/namei.c | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/fs/namei.c b/fs/namei.c index ecb16d3727ea..f90f0593092a 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -3006,7 +3006,7 @@ out: 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); + + error = -EBUSY; if (d_mountpoint(old_dentry)||d_mountpoint(new_dentry)) - error = -EBUSY; - else - error = old_dir->i_op->rename(old_dir, old_dentry, new_dir, new_dentry); - if (!error) { - 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); - } + goto out; + + error = old_dir->i_op->rename(old_dir, old_dentry, new_dir, new_dentry); + 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); |