[PATCH linux-next] dio: add iounmap when ioremap() is called.

[cgel . zte]

From: xu_xin <xu.xin16@xxxxxxxxxx>

In __init dio_ini(void), when kzalloc() fails, we add the operation of
iounmap because ioremap is probably called in line 210.:

Reported-by: Zeal Robot<zealci@xxxxxxxxxx>
Signed-off-by: xu_xin <xu.xin16@xxxxxxxxxx>
---
 drivers/dio/dio.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/dio/dio.c b/drivers/dio/dio.c
index b2ff5ff84b80..21bdb16dc2f3 100644
--- a/drivers/dio/dio.c
+++ b/drivers/dio/dio.c
@@ -218,8 +218,8 @@ static int __init dio_init(void)
 
                 /* Found a board, allocate it an entry in the list */
 		dev = kzalloc(sizeof(struct dio_dev), GFP_KERNEL);
-		if (!dev){
-			if(scode >= DIOII_SCBASE)
+		if (!dev) {
+			if (scode >= DIOII_SCBASE)
 				iounmap(va);
 			return 0;
 		}
-- 
2.25.1