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(parent: 85b5212) | patch
thermal: thermal_hwmon: Fix a kernel NULL pointer dereference
authorZhang Rui <rui.zhang@intel.com>
Wed, 29 Mar 2023 09:00:55 +0000 (17:00 +0800)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Wed, 29 Mar 2023 16:07:14 +0000 (18:07 +0200)
commit4eb7c2f3a3d7cd6c50f391ac555b50c3fc5b3799
tree6601a3d1f71b734fd3629fdce28dc7ec8f0cce27tree | snapshot
parent85b52122e5426e15602c0b979012e50d7271ea1acommit | diff
thermal: thermal_hwmon: Fix a kernel NULL pointer dereference

When the hwmon device node of a thermal zone device is not found,
using hwmon->device causes a kernel NULL pointer dereference.

Fixes: dec07d399cc8 ("thermal: Don't use 'device' internal thermal zone structure field")
Reported-by: Preble Adam C <adam.c.preble@intel.com>
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
drivers/thermal/thermal_hwmon.c diff | blob | history
Domain: System / Kernel;