This is a note to let you know that I've just added the patch titled
ppp: Destroy the mutex when cleanup
to the 4.9-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-4.9 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 14:12:35 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 @@ -958,6 +958,7 @@ static __net_exit void ppp_exit_net(stru unregister_netdevice_many(&list); rtnl_unlock();
+ 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-4.9/ppp-destroy-the-mutex-when-cleanup.patch