diff options
author | Mark Pearson <mpearson-lenovo@squebb.ca> | 2024-02-09 10:23:47 -0500 |
---|---|---|
committer | Hans de Goede <hdegoede@redhat.com> | 2024-02-19 12:40:47 +0100 |
commit | 6f7d0f5fd8e440c3446560100ac4ff9a55eec340 (patch) | |
tree | 28b105177b585560015654c3882a7aa71b25e539 /drivers/platform | |
parent | 1abdf288b0ef5606f76b6e191fa6df05330e3d7e (diff) |
platform/x86: think-lmi: Fix password opcode ordering for workstations
The Lenovo workstations require the password opcode to be run before
the attribute value is changed (if Admin password is enabled).
Tested on some Thinkpads to confirm they are OK with this order too.
Signed-off-by: Mark Pearson <mpearson-lenovo@squebb.ca>
Fixes: 640a5fa50a42 ("platform/x86: think-lmi: Opcode support")
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20240209152359.528919-1-mpearson-lenovo@squebb.ca
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'drivers/platform')
-rw-r--r-- | drivers/platform/x86/think-lmi.c | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/drivers/platform/x86/think-lmi.c b/drivers/platform/x86/think-lmi.c index 3a396b763c49..ce3e08815a8e 100644 --- a/drivers/platform/x86/think-lmi.c +++ b/drivers/platform/x86/think-lmi.c @@ -1009,7 +1009,16 @@ static ssize_t current_value_store(struct kobject *kobj, * Note - this sets the variable and then the password as separate * WMI calls. Function tlmi_save_bios_settings will error if the * password is incorrect. + * Workstation's require the opcode to be set before changing the + * attribute. */ + if (tlmi_priv.pwd_admin->valid && tlmi_priv.pwd_admin->password[0]) { + ret = tlmi_opcode_setting("WmiOpcodePasswordAdmin", + tlmi_priv.pwd_admin->password); + if (ret) + goto out; + } + set_str = kasprintf(GFP_KERNEL, "%s,%s;", setting->display_name, new_setting); if (!set_str) { @@ -1021,17 +1030,10 @@ static ssize_t current_value_store(struct kobject *kobj, if (ret) goto out; - if (tlmi_priv.save_mode == TLMI_SAVE_BULK) { + if (tlmi_priv.save_mode == TLMI_SAVE_BULK) tlmi_priv.save_required = true; - } else { - if (tlmi_priv.pwd_admin->valid && tlmi_priv.pwd_admin->password[0]) { - ret = tlmi_opcode_setting("WmiOpcodePasswordAdmin", - tlmi_priv.pwd_admin->password); - if (ret) - goto out; - } + else ret = tlmi_save_bios_settings(""); - } } else { /* old non-opcode based authentication method (deprecated) */ if (tlmi_priv.pwd_admin->valid && tlmi_priv.pwd_admin->password[0]) { auth_str = kasprintf(GFP_KERNEL, "%s,%s,%s;", |