Commit 077f5d90 authored by Yang Yingliang's avatar Yang Yingliang Committed by Greg Kroah-Hartman
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drivers: dio: add missing iounmap() in dio_init() 



If kzalloc() fails, iounmap() need be called in error path.

Signed-off-by: default avatarYang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20220511064506.3398512-1-yangyingliang@huawei.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 10610130

drivers/dio/dio.c

+4 −1
Original line number Diff line number Diff line
@@ -216,8 +216,11 @@ 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 (!dev) {

			if (scode >= DIOII_SCBASE)

				iounmap(va);

			return -ENOMEM;

		}



		dev->bus = &dio_bus;

		dev->dev.parent = &dio_bus.dev;