platform/x86: dell-wmi-sysman: Fix possible NULL pointer deref on exit
It is possible for release_attributes_data() to get called when the main_dir_kset has not been created yet, move the removal of the bios-reset sysfs attr to under a if (main_dir_kset) check to avoid a NULL pointer deref. Fixes: e8a60aa7 ("platform/x86: Introduce support for Systems Management Driver over WMI for Dell Systems") Cc: Divya Bharathi <Divya_Bharathi@dell.com> Cc: Mario Limonciello <mario.limonciello@dell.com> Reported-by:Alexander Naumann <alexandernaumann@gmx.de> Signed-off-by:
Hans de Goede <hdegoede@redhat.com> Link: https://lore.kernel.org/r/20210321115901.35072-3-hdegoede@redhat.com
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