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

ppp: Destroy the mutex when cleanup

to the 3.18-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...

The filename of the patch is: ppp-destroy-the-mutex-when-cleanup.patch and it can be found in the queue-3.18 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 foo@baz Mon Dec 18 15:03:25 CET 2017

From: Gao Feng gfree.wind@vip.163.com Date: Tue, 31 Oct 2017 18:25:37 +0800 Subject: ppp: Destroy the mutex when cleanup

From: Gao Feng gfree.wind@vip.163.com

[ Upstream commit f02b2320b27c16b644691267ee3b5c110846f49e ]

The mutex_destroy only makes sense when enable DEBUG_MUTEX. For the good readbility, it's better to invoke it in exit func when the init func invokes mutex_init.

Signed-off-by: Gao Feng gfree.wind@vip.163.com Acked-by: Guillaume Nault g.nault@alphalink.fr Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin alexander.levin@verizon.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/ppp/ppp_generic.c | 1 + 1 file changed, 1 insertion(+)

--- a/drivers/net/ppp/ppp_generic.c +++ b/drivers/net/ppp/ppp_generic.c @@ -916,6 +916,7 @@ static __net_exit void ppp_exit_net(stru { struct ppp_net *pn = net_generic(net, ppp_net_id);

+ mutex_destroy(&pn->all_ppp_mutex); idr_destroy(&pn->units_idr); }

Patches currently in stable-queue which might be from gfree.wind@vip.163.com are

queue-3.18/ppp-destroy-the-mutex-when-cleanup.patch