* [PATCH linux-next] dio: add iounmap when ioremap() is called.
@ 2021-08-14 9:37 cgel.zte
0 siblings, 0 replies; only message in thread
From: cgel.zte @ 2021-08-14 9:37 UTC (permalink / raw)
To: linux-kernel; +Cc: xu.xin16, Zeal Robot
From: xu_xin <xu.xin16@zte.com.cn>
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@zte.com.cn>
Signed-off-by: xu_xin <xu.xin16@zte.com.cn>
---
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
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