Acked-by: Al Viro <[EMAIL PROTECTED]> Signed-off-by: Christoph Hellwig <[EMAIL PROTECTED]> Signed-off-by: Dave Hansen <[EMAIL PROTECTED]> ---
linux-2.6.git-dave/fs/namei.c | 4 ++++ linux-2.6.git-dave/ipc/mqueue.c | 5 ++++- 2 files changed, 8 insertions(+), 1 deletion(-) diff -puN fs/namei.c~r-o-bind-mounts-elevate-mnt-writers-for-vfs_unlink-callers fs/namei.c --- linux-2.6.git/fs/namei.c~r-o-bind-mounts-elevate-mnt-writers-for-vfs_unlink-callers 2008-02-15 13:25:48.000000000 -0800 +++ linux-2.6.git-dave/fs/namei.c 2008-02-15 13:25:48.000000000 -0800 @@ -2280,7 +2280,11 @@ static long do_unlinkat(int dfd, const c inode = dentry->d_inode; if (inode) atomic_inc(&inode->i_count); + error = mnt_want_write(nd.path.mnt); + if (error) + goto exit2; error = vfs_unlink(nd.path.dentry->d_inode, dentry); + mnt_drop_write(nd.path.mnt); exit2: dput(dentry); } diff -puN ipc/mqueue.c~r-o-bind-mounts-elevate-mnt-writers-for-vfs_unlink-callers ipc/mqueue.c --- linux-2.6.git/ipc/mqueue.c~r-o-bind-mounts-elevate-mnt-writers-for-vfs_unlink-callers 2008-02-15 13:25:48.000000000 -0800 +++ linux-2.6.git-dave/ipc/mqueue.c 2008-02-15 13:25:48.000000000 -0800 @@ -742,8 +742,11 @@ asmlinkage long sys_mq_unlink(const char inode = dentry->d_inode; if (inode) atomic_inc(&inode->i_count); - + err = mnt_want_write(mqueue_mnt); + if (err) + goto out_err; err = vfs_unlink(dentry->d_parent->d_inode, dentry); + mnt_drop_write(mqueue_mnt); out_err: dput(dentry); _ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/