linux-kernel - [PATCH 1/3] firmware: vpd: Destroy vpd sections in remove function

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Message-Id: <1510779645-13052-1-git-send-email-linux@roeck-us.net>
Date:   Wed, 15 Nov 2017 13:00:43 -0800
From:   Guenter Roeck <linux@...ck-us.net>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Dmitry Torokhov <dmitry.torokhov@...il.com>,
        linux-kernel@...r.kernel.org, Randy Dunlap <rdunlap@...radead.org>,
        Wei-Ning Huang <wnhuang@...gle.com>,
        Guenter Roeck <linux@...ck-us.net>
Subject: [PATCH 1/3] 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")
Signed-off-by: Guenter Roeck <linux@...ck-us.net>
---
 drivers/firmware/google/vpd.c | 11 +++++++++--
 1 file 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);
 }
 
-- 
2.7.4