firmware: vpd: Destroy vpd sections in remove function

vpd sections are initialized during probe and thus should be destroyed
in the remove function.

Fixes: 049a59db34eb ("firmware: Google VPD sysfs driver")
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Tested-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 9 insertions, 2 deletions

diff --git a/drivers/firmware/google/vpd.c b/drivers/firmware/google/vpd.c
index 35e553b3b190..84217172297b 100644
--- a/drivers/firmware/google/vpd.c
+++ b/drivers/firmware/google/vpd.c
@@ -298,8 +298,17 @@ static int vpd_probe(struct platform_device *pdev)
         return vpd_sections_init(entry.cbmem_addr);
 }
 
+static int vpd_remove(struct platform_device *pdev)
+{
+        vpd_section_destroy(&ro_vpd);
+        vpd_section_destroy(&rw_vpd);
+
+        return 0;
+}
+
 static struct platform_driver vpd_driver = {
         .probe = vpd_probe,
+        .remove = vpd_remove,
         .driver = {
                 .name = "vpd",
         },
@@ -324,8 +333,6 @@ static int __init vpd_platform_init(void)
 
 static void __exit vpd_platform_exit(void)
 {
-        vpd_section_destroy(&ro_vpd);
-        vpd_section_destroy(&rw_vpd);
         kobject_put(vpd_kobj);
 }