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authorAlexander Usyskin <alexander.usyskin@intel.com>2020-05-13 01:31:40 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-05-27 18:46:47 +0300
commit46f47dda27bc43176c018f96b2b14248c10bdc17 (patch)
tree0c0ed16ccf8a928b2b09cd796fa5e45167f546be /drivers/misc
parentf505a3e24c6a84417f3e9983cc59ccded531459c (diff)
downloadlinux-46f47dda27bc43176c018f96b2b14248c10bdc17.tar.xz
mei: release me_cl object reference
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>
Diffstat (limited to 'drivers/misc')
-rw-r--r--drivers/misc/mei/client.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/misc/mei/client.c b/drivers/misc/mei/client.c
index 1e3edbbacb1e..c6b163060c76 100644
--- 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_device *dev, const uuid_le *uuid)
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_device *dev, const uuid_le *uuid, u8 id)
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);
}