diff --git a/drivers/platform/x86/think-lmi.c b/drivers/platform/x86/think-lmi.c index b57061079288..bbfcaf23d420 100644 --- a/drivers/platform/x86/think-lmi.c +++ b/drivers/platform/x86/think-lmi.c @@ -691,6 +691,17 @@ static int tlmi_sysfs_init(void) if (!tlmi_priv.setting[i]) continue; + /* check for duplicate or reserved values */ + if (kset_find_obj(tlmi_priv.attribute_kset, tlmi_priv.setting[i]->display_name) || + !strcmp(tlmi_priv.setting[i]->display_name, "Reserved")) { + pr_debug("duplicate or reserved attribute name found - %s\n", + tlmi_priv.setting[i]->display_name); + kfree(tlmi_priv.setting[i]->possible_values); + kfree(tlmi_priv.setting[i]); + tlmi_priv.setting[i] = NULL; + continue; + } + /* Build attribute */ tlmi_priv.setting[i]->kobj.kset = tlmi_priv.attribute_kset; ret = kobject_init_and_add(&tlmi_priv.setting[i]->kobj, &tlmi_attr_setting_ktype,