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-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)
468 468
469 /* File refers to upper, writable layer? */ 469 /* File refers to upper, writable layer? */
470 upperdentry = d_real(dentry, NULL, 0, D_REAL_UPPER); 470 upperdentry = d_real(dentry, NULL, 0, D_REAL_UPPER);
471 if (upperdentry && file_inode(file) == d_inode(upperdentry)) 471 if (upperdentry &&
472 (file_inode(file) == d_inode(upperdentry) ||
473 file_inode(file) == d_inode(dentry)))
472 return 0; 474 return 0;
473 475
474 /* Lower layer: can't write to real file, sorry... */ 476 /* Lower layer: can't write to real file, sorry... */