linux-kernel - [PATCH -next] staging: sep: add missing misc_deregister() on error in sep_register_driver_with

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Date:	Mon, 21 Oct 2013 13:33:50 +0800
From:	Wei Yongjun <weiyj.lk@...il.com>
To:	gregkh@...uxfoundation.org, peterhuewe@....de, wfp5p@...ginia.edu,
	yongjun_wei@...ndmicro.com.cn, devendra.aaru@...il.com
Cc:	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH -next] staging: sep: add missing misc_deregister() on error in sep_register_driver_with_fs()

From: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>

Add the missing misc_deregister() before return from
sep_register_driver_with_fs() in the error handling case.

Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
---
 drivers/staging/sep/sep_main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/staging/sep/sep_main.c b/drivers/staging/sep/sep_main.c
index 11f5b21..5f8c0a8 100644
--- a/drivers/staging/sep/sep_main.c
+++ b/drivers/staging/sep/sep_main.c
@@ -4075,6 +4075,7 @@ static int sep_register_driver_with_fs(struct sep_device *sep)
 	if (ret_val) {
 		dev_warn(&sep->pdev->dev, "sysfs attribute1 fails for SEP %x\n",
 			ret_val);
+		misc_deregister(&sep->miscdev_sep);
 		return ret_val;
 	}
 

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