This is a note to let you know that I've just added the patch titled
NFSv4.x: Fix a refcount leak in nfs_callback_up_net
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:
nfsv4.x-fix-a-refcount-leak-in-nfs_callback_up_net.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 98b0f80c2396224bbbed81792b526e6c72ba9efa Mon Sep 17 00:00:00 2001
From: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
Date: Mon, 29 Aug 2016 11:15:36 -0400
Subject: NFSv4.x: Fix a refcount leak in nfs_callback_up_net
From: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
commit 98b0f80c2396224bbbed81792b526e6c72ba9efa upstream.
On error, the callers expect us to return without bumping
nn->cb_users[].
Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/nfs/callback.c | 1 +
1 file changed, 1 insertion(+)
--- a/fs/nfs/callback.c
+++ b/fs/nfs/callback.c
@@ -275,6 +275,7 @@ static int nfs_callback_up_net(int minor
err_socks:
svc_rpcb_cleanup(serv, net);
err_bind:
+ nn->cb_users[minorversion]--;
dprintk("NFS: Couldn't create callback socket: err = %d; "
"net = %p\n", ret, net);
return ret;
Patches currently in stable-queue which might be from trond.myklebust@xxxxxxxxxxxxxxx are
queue-4.4/nfsv4.1-fix-oopsable-condition-in-server-callback-races.patch
queue-4.4/pnfs-ensure-layoutget-and-layoutreturn-are-properly-serialised.patch
queue-4.4/nfsv4.x-fix-a-refcount-leak-in-nfs_callback_up_net.patch
queue-4.4/nfsv4.1-fix-the-create_session-slot-number-accounting.patch
queue-4.4/pnfs-the-client-must-not-do-i-o-to-the-ds-if-it-s-lease-has-expired.patch
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