Unverified Commit cafc1d1d authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!10566 gpio: davinci: Validate the obtained number of IRQs 

Merge Pull Request from: @ci-robot 
 
PR sync from: heyujie <coka.heyujie@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/T6IK5C573IHS476QVZSZDROH3QFIQLVM/ 
 
https://gitee.com/src-openeuler/kernel/issues/IAGEP8 
 
Link:https://gitee.com/openeuler/kernel/pulls/10566

 

Reviewed-by: default avatarYang Yingliang <yangyingliang@huawei.com>
Signed-off-by: default avatarYang Yingliang <yangyingliang@huawei.com>
parents 13eb398a 633debe8

drivers/gpio/gpio-davinci.c

+5 −0
Original line number Diff line number Diff line
@@ -227,6 +227,11 @@ static int davinci_gpio_probe(struct platform_device *pdev) 
	else

		nirq = DIV_ROUND_UP(ngpio, 16);



	if (nirq > MAX_INT_PER_BANK) {

		dev_err(dev, "Too many IRQs!\n");

		return -EINVAL;

	}



	chips = devm_kzalloc(dev, sizeof(*chips), GFP_KERNEL);

	if (!chips)

		return -ENOMEM;