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| author | Sudeep Holla <sudeep.holla@arm.com> | 2021-06-24 10:50:59 +0100 |
|---|---|---|
| committer | Sudeep Holla <sudeep.holla@arm.com> | 2021-07-12 14:16:19 +0100 |
| commit | 5e469dac326555d2038d199a6329458cc82a34e5 (patch) | |
| tree | f499fb27ac4aba1e03f9c3255a762ceda47aeacd /tools/perf/scripts/python/syscall-counts-by-pid.py | |
| parent | 38e0c99249f8f12e1450234a0f7fb357a1b73843 (diff) | |
firmware: arm_scmi: Ensure drivers provide a probe function
The bus probe callback calls the driver callback without further
checking. Better be safe than sorry and refuse registration of a driver
without a probe function to prevent a NULL pointer exception.
Link: https://lore.kernel.org/r/20210624095059.4010157-2-sudeep.holla@arm.com
Fixes: 933c504424a2 ("firmware: arm_scmi: add scmi protocol bus to enumerate protocol devices")
Reported-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Tested-by: Cristian Marussi <cristian.marussi@arm.com>
Reviewed-by: Cristian Marussi <cristian.marussi@arm.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts-by-pid.py')
0 files changed, 0 insertions, 0 deletions