[PATCH 18/22] do_rmdir(): elevate write count

Dave Hansen
2007-02-09T22:55:33Z

Elevate the write count during the vfs_rmdir() call.

Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
---

lxc-dave/fs/namei.c | 5 +++++
1 file changed, 5 insertions(+)

diff -puN fs/namei.c~20-24-do-rmdir-elevate-write-count fs/namei.c
--- lxc/fs/namei.c~20-24-do-rmdir-elevate-write-count 2007-02-09 14:26:58.000000000 -0800
+++ lxc-dave/fs/namei.c 2007-02-09 14:26:58.000000000 -0800
@@ -2101,7 +2101,12 @@ static long do_rmdir(int dfd, const char
error = PTR_ERR(dentry);
if (IS_ERR(dentry))
goto exit2;
+ error = mnt_want_write(nd.mnt);
+ if (error)
+ goto exit3;
error = vfs_rmdir(nd.dentry->d_inode, dentry);
+ mnt_drop_write(nd.mnt);
+exit3:
dput(dentry);
exit2:
mutex_unlock(&nd.dentry->d_inode->i_mutex);
_