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path: root/drivers/platform/x86/hp/hp-bioscfg/bioscfg.c
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Diffstat (limited to 'drivers/platform/x86/hp/hp-bioscfg/bioscfg.c')
-rw-r--r--drivers/platform/x86/hp/hp-bioscfg/bioscfg.c26
1 files changed, 11 insertions, 15 deletions
diff --git a/drivers/platform/x86/hp/hp-bioscfg/bioscfg.c b/drivers/platform/x86/hp/hp-bioscfg/bioscfg.c
index 5798b49ddaba..8c9f4f3227fc 100644
--- a/drivers/platform/x86/hp/hp-bioscfg/bioscfg.c
+++ b/drivers/platform/x86/hp/hp-bioscfg/bioscfg.c
@@ -588,17 +588,14 @@ static void release_attributes_data(void)
static int hp_add_other_attributes(int attr_type)
{
struct kobject *attr_name_kobj;
- union acpi_object *obj = NULL;
int ret;
char *attr_name;
- mutex_lock(&bioscfg_drv.mutex);
-
attr_name_kobj = kzalloc(sizeof(*attr_name_kobj), GFP_KERNEL);
- if (!attr_name_kobj) {
- ret = -ENOMEM;
- goto err_other_attr_init;
- }
+ if (!attr_name_kobj)
+ return -ENOMEM;
+
+ mutex_lock(&bioscfg_drv.mutex);
/* Check if attribute type is supported */
switch (attr_type) {
@@ -615,14 +612,14 @@ static int hp_add_other_attributes(int attr_type)
default:
pr_err("Error: Unknown attr_type: %d\n", attr_type);
ret = -EINVAL;
- goto err_other_attr_init;
+ kfree(attr_name_kobj);
+ goto unlock_drv_mutex;
}
ret = kobject_init_and_add(attr_name_kobj, &attr_name_ktype,
NULL, "%s", attr_name);
if (ret) {
pr_err("Error encountered [%d]\n", ret);
- kobject_put(attr_name_kobj);
goto err_other_attr_init;
}
@@ -630,27 +627,26 @@ static int hp_add_other_attributes(int attr_type)
switch (attr_type) {
case HPWMI_SECURE_PLATFORM_TYPE:
ret = hp_populate_secure_platform_data(attr_name_kobj);
- if (ret)
- goto err_other_attr_init;
break;
case HPWMI_SURE_START_TYPE:
ret = hp_populate_sure_start_data(attr_name_kobj);
- if (ret)
- goto err_other_attr_init;
break;
default:
ret = -EINVAL;
- goto err_other_attr_init;
}
+ if (ret)
+ goto err_other_attr_init;
+
mutex_unlock(&bioscfg_drv.mutex);
return 0;
err_other_attr_init:
+ kobject_put(attr_name_kobj);
+unlock_drv_mutex:
mutex_unlock(&bioscfg_drv.mutex);
- kfree(obj);
return ret;
}