From 5f8ffb88733dcc681075e94710e58133b8564b77 Mon Sep 17 00:00:00 2001
From: John Crispin <john@openwrt.org>
Date: Tue, 14 Aug 2012 12:32:11 +0000
Subject: [PATCH] fixes gpio_dev un/reload balancing

Signed-off-by: SHI Bin <shibin@ctsing.com>

SVN-Revision: 33183
---
 target/linux/generic/files/drivers/char/gpio_dev.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/target/linux/generic/files/drivers/char/gpio_dev.c b/target/linux/generic/files/drivers/char/gpio_dev.c
index 0f428bd38b..c741573026 100644
--- a/target/linux/generic/files/drivers/char/gpio_dev.c
+++ b/target/linux/generic/files/drivers/char/gpio_dev.c
@@ -141,6 +141,8 @@ out:
 static int
 gpio_remove(struct platform_device *dev)
 {
+	device_destroy(gpiodev_class, MKDEV(dev_major, 0));
+	class_destroy(gpiodev_class);
 	unregister_chrdev(dev_major, DEVNAME);
 	return 0;
 }
-- 
2.30.2