5.15-stable review patch. If anyone has any objections, please let me know.
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From: Kurt Borja kuurtb@gmail.com
commit 8dab34ca77293b409c3223636dde915a22656748 upstream.
Avoid entering tlmi_release_attr() in error paths if both ksets are not yet created.
This is accomplished by initializing them side by side.
Reviewed-by: Mark Pearson mpearson-lenovo@squebb.ca Reviewed-by: Ilpo Järvinen ilpo.jarvinen@linux.intel.com Cc: stable@vger.kernel.org Signed-off-by: Kurt Borja kuurtb@gmail.com Link: https://lore.kernel.org/r/20250630-lmi-fix-v3-1-ce4f81c9c481@gmail.com Signed-off-by: Ilpo Järvinen ilpo.jarvinen@linux.intel.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/platform/x86/think-lmi.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-)
--- a/drivers/platform/x86/think-lmi.c +++ b/drivers/platform/x86/think-lmi.c @@ -827,6 +827,14 @@ static int tlmi_sysfs_init(void) goto fail_device_created; }
+ tlmi_priv.authentication_kset = kset_create_and_add("authentication", NULL, + &tlmi_priv.class_dev->kobj); + if (!tlmi_priv.authentication_kset) { + kset_unregister(tlmi_priv.attribute_kset); + ret = -ENOMEM; + goto fail_device_created; + } + for (i = 0; i < TLMI_SETTINGS_COUNT; i++) { /* Check if index is a valid setting - skip if it isn't */ if (!tlmi_priv.setting[i]) @@ -863,12 +871,6 @@ static int tlmi_sysfs_init(void) goto fail_create_attr; } /* Create authentication entries */ - tlmi_priv.authentication_kset = kset_create_and_add("authentication", NULL, - &tlmi_priv.class_dev->kobj); - if (!tlmi_priv.authentication_kset) { - ret = -ENOMEM; - goto fail_create_attr; - } tlmi_priv.pwd_admin->kobj.kset = tlmi_priv.authentication_kset; ret = kobject_add(&tlmi_priv.pwd_admin->kobj, NULL, "%s", "Admin"); if (ret)