From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Thu, 25 Apr 2013 07:18:02 +0000 (+0800)
Subject: spi-topcliff-pch: missing platform_driver_unregister() on error in pch_spi_init()
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=0113f22ee49ff1972de55632dda44eb9299e625d;p=~shefty%2Frdma-dev.git

spi-topcliff-pch: missing platform_driver_unregister() on error in pch_spi_init()

Add the missing platform_driver_unregister() before return
from pch_spi_init() in the error handling case.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
---

diff --git a/drivers/spi/spi-topcliff-pch.c b/drivers/spi/spi-topcliff-pch.c
index f756481b0fe..c8b672e07ba 100644
--- a/drivers/spi/spi-topcliff-pch.c
+++ b/drivers/spi/spi-topcliff-pch.c
@@ -1789,8 +1789,10 @@ static int __init pch_spi_init(void)
 		return ret;
 
 	ret = pci_register_driver(&pch_spi_pcidev_driver);
-	if (ret)
+	if (ret) {
+		platform_driver_unregister(&pch_spi_pd_driver);
 		return ret;
+	}
 
 	return 0;
 }