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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-10-16 09:22:22 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-10-16 09:22:22 +0200
commit58f2c391cc0560231d7636c39d31b1b26c9396b7 (patch)
tree67956eea736a8763f67be8a52bcaf0d3fe4374f4 /fs/namespace.c
parentc2e5df616e1ae6c2a074cb241ebb65a318ebaf7c (diff)
parent33d930e59a98fa10a0db9f56c7fa2f21a4aef9b9 (diff)
downloadlinux-58f2c391cc0560231d7636c39d31b1b26c9396b7.tar.gz
linux-58f2c391cc0560231d7636c39d31b1b26c9396b7.tar.xz
Merge 4.14-rc5 into char-misc-next
We need the fixes in here to resolve merge issues and for testing. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/namespace.c')
-rw-r--r--fs/namespace.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/namespace.c b/fs/namespace.c
index 54059b142d6b..3b601f115b6c 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -468,7 +468,9 @@ 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))
+ if (upperdentry &&
+ (file_inode(file) == d_inode(upperdentry) ||
+ file_inode(file) == d_inode(dentry)))
return 0;
/* Lower layer: can't write to real file, sorry... */