NFSv4: Don't attempt an atomic open if the file is a mountpoint

Fix https://bugzilla.kernel.org/show_bug.cgi?id=15789



Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

parent 3d7b0894

fs/nfs/dir.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1050,7 +1050,7 @@ static int nfs_open_revalidate(struct dentry dentry, struct nameidata nd)
		struct inode *dir;
		int openflags, ret = 0;

		if (!is_atomic_open(nd))
		if (!is_atomic_open(nd) \|\| d_mountpoint(dentry))
		goto no_open;
		parent = dget_parent(dentry);
		dir = parent->d_inode;