[PATCH] [3.10] mei: bus: Reset event_cb when disabling a device

From: Samuel Ortiz
Date: Tue May 21 2013 - 09:58:30 EST

After cancelling all reads from the disable hook, we need to reset the
event_cb pointer as well or else we won't be able to set a new one up
when re-enabling the device.

Signed-off-by: Samuel Ortiz <sameo@xxxxxxxxxxxxxxx>
drivers/misc/mei/bus.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/misc/mei/bus.c b/drivers/misc/mei/bus.c
index 1e935ea..9ecd49a 100644
--- a/drivers/misc/mei/bus.c
+++ b/drivers/misc/mei/bus.c
@@ -496,6 +496,8 @@ int mei_cl_disable_device(struct mei_cl_device *device)

+ device->event_cb = NULL;

if (!device->ops || !device->ops->disable)

Intel Open Source Technology Centre
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/