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path: root/drivers/firmware/google/vpd.c
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-rw-r--r--drivers/firmware/google/vpd.c48
1 files changed, 35 insertions, 13 deletions
diff --git a/drivers/firmware/google/vpd.c b/drivers/firmware/google/vpd.c
index 35e553b3b190..e4b40f2b4627 100644
--- a/drivers/firmware/google/vpd.c
+++ b/drivers/firmware/google/vpd.c
@@ -295,38 +295,60 @@ static int vpd_probe(struct platform_device *pdev)
if (ret)
return ret;
- return vpd_sections_init(entry.cbmem_addr);
+ vpd_kobj = kobject_create_and_add("vpd", firmware_kobj);
+ if (!vpd_kobj)
+ return -ENOMEM;
+
+ ret = vpd_sections_init(entry.cbmem_addr);
+ if (ret) {
+ kobject_put(vpd_kobj);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int vpd_remove(struct platform_device *pdev)
+{
+ vpd_section_destroy(&ro_vpd);
+ vpd_section_destroy(&rw_vpd);
+
+ kobject_put(vpd_kobj);
+
+ return 0;
}
static struct platform_driver vpd_driver = {
.probe = vpd_probe,
+ .remove = vpd_remove,
.driver = {
.name = "vpd",
},
};
+static struct platform_device *vpd_pdev;
+
static int __init vpd_platform_init(void)
{
- struct platform_device *pdev;
-
- pdev = platform_device_register_simple("vpd", -1, NULL, 0);
- if (IS_ERR(pdev))
- return PTR_ERR(pdev);
+ int ret;
- vpd_kobj = kobject_create_and_add("vpd", firmware_kobj);
- if (!vpd_kobj)
- return -ENOMEM;
+ ret = platform_driver_register(&vpd_driver);
+ if (ret)
+ return ret;
- platform_driver_register(&vpd_driver);
+ vpd_pdev = platform_device_register_simple("vpd", -1, NULL, 0);
+ if (IS_ERR(vpd_pdev)) {
+ platform_driver_unregister(&vpd_driver);
+ return PTR_ERR(vpd_pdev);
+ }
return 0;
}
static void __exit vpd_platform_exit(void)
{
- vpd_section_destroy(&ro_vpd);
- vpd_section_destroy(&rw_vpd);
- kobject_put(vpd_kobj);
+ platform_device_unregister(vpd_pdev);
+ platform_driver_unregister(&vpd_driver);
}
module_init(vpd_platform_init);