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Subject[RFC PATCH 26/35] Revert "ovl: fix may_write_real() for overlayfs directories"
Date
This reverts commit 954c736f865d6c0c68ae4263a2f3502ee7c447a3.

Overlayfs no longer relies on the vfs for checking writability of files.

Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
---
fs/namespace.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/fs/namespace.c b/fs/namespace.c
index 9d1374ab6e06..9ec9bf74116b 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -468,9 +468,7 @@ static inline int may_write_real(struct file *file)

/* File refers to upper, writable layer? */
upperdentry = d_real(dentry, NULL, 0, D_REAL_UPPER);
- if (upperdentry &&
- (file_inode(file) == d_inode(upperdentry) ||
- file_inode(file) == d_inode(dentry)))
+ if (upperdentry && file_inode(file) == d_inode(upperdentry))
return 0;

/* Lower layer: can't write to real file, sorry... */
--
2.14.3
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