Patch "ovl: Put upperdentry if ovl_check_origin() fails" has been added to the 4.14-stable tree

Patch "ovl: Put upperdentry if ovl_check_origin() fails" has been added to the 4.14-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    ovl: Put upperdentry if ovl_check_origin() fails

to the 4.14-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     ovl-put-upperdentry-if-ovl_check_origin-fails.patch
and it can be found in the queue-4.14 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 5455f92b54e516995a9ca45bbf790d3629c27a93 Mon Sep 17 00:00:00 2001
From: Vivek Goyal <vgoyal@redhat.com>
Date: Wed, 1 Nov 2017 15:37:22 -0400
Subject: ovl: Put upperdentry if ovl_check_origin() fails

From: Vivek Goyal <vgoyal@redhat.com>

commit 5455f92b54e516995a9ca45bbf790d3629c27a93 upstream.

If ovl_check_origin() fails, we should put upperdentry. We have a reference
on it by now. So goto out_put_upper instead of out.

Fixes: a9d019573e88 ("ovl: lookup non-dir copy-up-origin by file handle")
Signed-off-by: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 fs/overlayfs/namei.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/fs/overlayfs/namei.c
+++ b/fs/overlayfs/namei.c
@@ -630,7 +630,7 @@ struct dentry *ovl_lookup(struct inode *
 			err = ovl_check_origin(upperdentry, roe->lowerstack,
 					       roe->numlower, &stack, &ctr);
 			if (err)
-				goto out;
+				goto out_put_upper;
 		}
 
 		if (d.redirect) {


Patches currently in stable-queue which might be from vgoyal@redhat.com are

queue-4.14/ovl-put-upperdentry-if-ovl_check_origin-fails.patch