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authorLinus Torvalds <torvalds@linux-foundation.org>2016-12-16 10:58:12 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2016-12-16 10:58:12 -0800
commitff0f962ca3c38239b299a70e7eea27abfbb979c3 (patch)
treeab37876cf2e8af4900f11f44ac4b96cb0f15e548 /fs/namei.c
parent087a76d390cbb8c0d21ea0cb3672ab4a7bb76362 (diff)
parentc3c8699664800a68600f1988302173067eaeaffa (diff)
Merge branch 'overlayfs-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs
Pull overlayfs updates from Miklos Szeredi: "This update contains: - try to clone on copy-up - allow renaming a directory - split source into managable chunks - misc cleanups and fixes It does not contain the read-only fd data inconsistency fix, which Al didn't like. I'll leave that to the next year..." * 'overlayfs-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs: (36 commits) ovl: fix reStructuredText syntax errors in documentation ovl: fix return value of ovl_fill_super ovl: clean up kstat usage ovl: fold ovl_copy_up_truncate() into ovl_copy_up() ovl: create directories inside merged parent opaque ovl: opaque cleanup ovl: show redirect_dir mount option ovl: allow setting max size of redirect ovl: allow redirect_dir to default to "on" ovl: check for emptiness of redirect dir ovl: redirect on rename-dir ovl: lookup redirects ovl: consolidate lookup for underlying layers ovl: fix nested overlayfs mount ovl: check namelen ovl: split super.c ovl: use d_is_dir() ovl: simplify lookup ovl: check lower existence of rename target ovl: rename: simplify handling of lower/merged directory ...
Diffstat (limited to 'fs/namei.c')
-rw-r--r--fs/namei.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/fs/namei.c b/fs/namei.c
index 092ac5667ec7..2b55ea142273 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -4306,11 +4306,7 @@ int vfs_rename(struct inode *old_dir, struct dentry *old_dentry,
bool new_is_dir = false;
unsigned max_links = new_dir->i_sb->s_max_links;
- /*
- * Check source == target.
- * On overlayfs need to look at underlying inodes.
- */
- if (d_real_inode(old_dentry) == d_real_inode(new_dentry))
+ if (source == target)
return 0;
error = may_delete(old_dir, old_dentry, is_dir);