Unverified Commit 2215e29c authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!8148 pinctrl: single: fix potential NULL dereference 

Merge Pull Request from: @ci-robot 
 
PR sync from: Yang Yingliang <yangyingliang@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/Y6AQRUHVLOMXKWLTH432VUG4XWX63FCZ/ 
 
https://gitee.com/src-openeuler/kernel/issues/I9R4L9 
 
Link:https://gitee.com/openeuler/kernel/pulls/8148

 

Reviewed-by: default avatarXiongfeng Wang <wangxiongfeng2@huawei.com>
Signed-off-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
parents a48a7522 89e4c0f2

drivers/pinctrl/pinctrl-single.c

+2 −0
Original line number Diff line number Diff line
@@ -372,6 +372,8 @@ static int pcs_set_mux(struct pinctrl_dev *pctldev, unsigned fselector, 
	if (!pcs->fmask)

		return 0;

	function = pinmux_generic_get_function(pctldev, fselector);

	if (!function)

		return -EINVAL;

	func = function->data;

	if (!func)

		return -EINVAL;