Patch "sget(): handle failures of register_shrinker()" has been added to the 4.4-stable tree

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

    sget(): handle failures of register_shrinker()

to the 4.4-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:
     sget-handle-failures-of-register_shrinker.patch
and it can be found in the queue-4.4 subdirectory.

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


>From foo@baz Wed Feb 28 16:19:30 CET 2018
From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Date: Mon, 18 Dec 2017 15:05:07 -0500
Subject: sget(): handle failures of register_shrinker()

From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>


[ Upstream commit 9ee332d99e4d5a97548943b81c54668450ce641b ]

Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 fs/super.c |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

--- a/fs/super.c
+++ b/fs/super.c
@@ -497,7 +497,11 @@ retry:
 	hlist_add_head(&s->s_instances, &type->fs_supers);
 	spin_unlock(&sb_lock);
 	get_filesystem(type);
-	register_shrinker(&s->s_shrink);
+	err = register_shrinker(&s->s_shrink);
+	if (err) {
+		deactivate_locked_super(s);
+		s = ERR_PTR(err);
+	}
 	return s;
 }
 


Patches currently in stable-queue which might be from viro@xxxxxxxxxxxxxxxxxx are

queue-4.4/sget-handle-failures-of-register_shrinker.patch



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