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(parent: 850f894) | patch
mei: bus: check if the device is enabled before data transfer
authorAlexander Usyskin <alexander.usyskin@intel.com>
Sun, 7 Feb 2016 21:35:32 +0000 (23:35 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 7 Feb 2016 22:47:20 +0000 (14:47 -0800)
commit15c13dfcad883a1e76b714480fb27be96247fd82
treefbdf6b7723715845e029ff3c2a722303e1664b2ctree | snapshot (tar.gz zip)
parent850f8940a6a38563ff401073fd845414ab49c5edcommit | diff
mei: bus: check if the device is enabled before data transfer

The bus data transfer interface was missing the check if the device is
in enabled state, this may lead to stack corruption during link reset.

Cc: <stable@vger.kernel.org> #4.0
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/misc/mei/bus.c diff | blob | blame | history