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Revert "vfs: rename: check backing inode being equal"

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This reverts commit 9409e22acd.

Since commit 51f7e52dc9 ("ovl: share inode for hard link") there's no
need to call d_real_inode() to check two overlay inodes for equality.

Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
This commit is contained in:
Miklos Szeredi 2016-12-16 11:02:54 +01:00
parent beef5121f3
commit 8d3e293637
1 changed files with 1 additions and 5 deletions
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6
fs/namei.c
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@ -4345,11 +4345,7 @@ int vfs_rename(struct inode *old_dir, struct dentry *old_dentry,
bool new_is_dir = false; bool new_is_dir = false;
unsigned max_links = new_dir->i_sb->s_max_links; unsigned max_links = new_dir->i_sb->s_max_links;
/* if (source == target)
* Check source == target.
* On overlayfs need to look at underlying inodes.
*/
if (d_real_inode(old_dentry) == d_real_inode(new_dentry))
return 0; return 0;
error = may_delete(old_dir, old_dentry, is_dir); error = may_delete(old_dir, old_dentry, is_dir);