| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.6 103/126] mei: release me_cl object reference | Date | Tue, 26 May 2020 20:54:00 +0200 |
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From: Alexander Usyskin <alexander.usyskin@intel.com>
commit fc9c03ce30f79b71807961bfcb42be191af79873 upstream.
Allow me_cl object to be freed by releasing the reference that was acquired by one of the search functions: __mei_me_cl_by_uuid_id() or __mei_me_cl_by_uuid()
Cc: <stable@vger.kernel.org> Reported-by: 亿一 <teroincn@gmail.com> Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com> Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> Link: https://lore.kernel.org/r/20200512223140.32186-1-tomas.winkler@intel.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/misc/mei/client.c | 2 ++ 1 file changed, 2 insertions(+)
--- a/drivers/misc/mei/client.c +++ b/drivers/misc/mei/client.c @@ -266,6 +266,7 @@ void mei_me_cl_rm_by_uuid(struct mei_dev down_write(&dev->me_clients_rwsem); me_cl = __mei_me_cl_by_uuid(dev, uuid); __mei_me_cl_del(dev, me_cl); + mei_me_cl_put(me_cl); up_write(&dev->me_clients_rwsem); } @@ -287,6 +288,7 @@ void mei_me_cl_rm_by_uuid_id(struct mei_ down_write(&dev->me_clients_rwsem); me_cl = __mei_me_cl_by_uuid_id(dev, uuid, id); __mei_me_cl_del(dev, me_cl); + mei_me_cl_put(me_cl); up_write(&dev->me_clients_rwsem); }
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