From ce71ec36840368b877fb63bd14c8e67ab62d08b1 Mon Sep 17 00:00:00 2001
From: Dave Hansen <haveblue@us.ibm.com>
Date: Sat, 30 Sep 2006 23:29:06 -0700
Subject: [PATCH] r/o bind mounts: monitor zeroing of i_nlink

Some filesystems, instead of simply decrementing i_nlink, simply zero it
during an unlink operation.  We need to catch these in addition to the
decrement operations.

Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Acked-by: Christoph Hellwig <hch@lst.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 fs/cifs/inode.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'fs/cifs')

diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 76b7fb3..6b90ef9 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -818,7 +818,7 @@ int cifs_rmdir(struct inode *inode, struct dentry *direntry)
 	if (!rc) {
 		drop_nlink(inode);
 		i_size_write(direntry->d_inode,0);
-		direntry->d_inode->i_nlink = 0;
+		clear_nlink(direntry->d_inode);
 	}
 
 	cifsInode = CIFS_I(direntry->d_inode);
-- 
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