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| author | Alexander Usyskin <alexander.usyskin@intel.com> | 2017-01-27 16:32:38 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-01-31 11:07:43 +0100 |
| commit | 9ecb839f16a353e71175981a098842fda4ddc7f1 (patch) | |
| tree | 1be230436cf469ba9b1d949956b02bf452f766a2 /drivers/misc | |
| parent | 1274a690f6b2bd2b37447c47e3062afa8aa43f93 (diff) | |
| download | linux-9ecb839f16a353e71175981a098842fda4ddc7f1.tar.gz | |
mei: bus: cancel and disable callback after release call
A driver on the mei bus may rely on the availability of the receive callback during driver remove() call, e.g. mei_wdt. Move callbacks dismantling after the remove() call to unblock that scenario. 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>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/mei/bus.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/misc/mei/bus.c b/drivers/misc/mei/bus.c index 2d9c5dd06e42..3bb1f1500f6b 100644 --- a/drivers/misc/mei/bus.c +++ b/drivers/misc/mei/bus.c @@ -665,6 +665,10 @@ static int mei_cl_device_remove(struct device *dev) if (!cldev || !dev->driver) return 0; + cldrv = to_mei_cl_driver(dev->driver); + if (cldrv->remove) + ret = cldrv->remove(cldev); + if (cldev->rx_cb) { cancel_work_sync(&cldev->rx_work); cldev->rx_cb = NULL; @@ -674,10 +678,6 @@ static int mei_cl_device_remove(struct device *dev) cldev->notif_cb = NULL; } - cldrv = to_mei_cl_driver(dev->driver); - if (cldrv->remove) - ret = cldrv->remove(cldev); - module_put(THIS_MODULE); dev->driver = NULL; return ret; |