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| author | Jiri Kosina <jkosina@suse.cz> | 2014-06-10 11:05:43 +0200 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2014-06-10 11:05:43 +0200 |
| commit | 0ccf091d1fbc1f99bb7f93bff8cf346769a9b0cd (patch) | |
| tree | 6423de601e8ee6eb56bc79403d6a05351e735ade /drivers | |
| parent | d6b92c2c373e0beefa8048c1448992cd5cda6e07 (diff) | |
HID: sensor-hub: make dyn_callback_lock IRQ-safe
dyn_callback_lock is being taken from IRQ context through hid_irq_in() ->
hid_input_report() -> sensor_hub_raw_event() -> sensor_hub_get_callback(),
therefore anyone else acquiring it needs to disable IRQs to disable deadlocks.
Reported-by: Alexander Holler <holler@ahsoftware.de>
Tested-by: Alexander Holler <holler@ahsoftware.de>
Reported-by: Reyad Attiyat <reyad.attiyat@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers')