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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2026-05-05 13:36:56 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2026-05-13 21:04:00 +0200 |
| commit | c2114dbda05354dbcf4dfbb30a2c623e8611c43a (patch) | |
| tree | a8f96ff36076647cac98db86b569d1f4e678a421 /include | |
| parent | 499274d078d0c9299af671bcaaecbd9c90571539 (diff) | |
| download | lwn-c2114dbda05354dbcf4dfbb30a2c623e8611c43a.tar.gz lwn-c2114dbda05354dbcf4dfbb30a2c623e8611c43a.zip | |
thermal: hwmon: Fix critical temperature attribute removal
Since the return value of thermal_zone_crit_temp_valid() depends on
the behavior of the thermal zone .get_crit_temp() callback which
may change over time in theory, thermal_remove_hwmon_sysfs() may
attempt to remove a critical temperature attribute that has not
been created, passing a pointer to an uninitialized attribute
structure to device_remove_file().
To avoid that, set a flag in struct thermal_hwmon_temp after creating
a critical temperature attribute and use the value of that flag to
decide whether or not the attribute needs to be removed.
Fixes: e8db5d6736a7 ("thermal: hwmon: Make the check for critical temp valid consistent")
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Link: https://patch.msgid.link/2437056.ElGaqSPkdT@rafael.j.wysocki
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include')
0 files changed, 0 insertions, 0 deletions
