Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit c1cc9b97 authored by Axel Lin's avatar Axel Lin Committed by Linus Torvalds
Browse files

pl061: fix offset value range checking 



The valid offset value is 0..PL061_GPIO_NR-1, this patch corrects the
offset value range checking.

Signed-off-by: default avatarAxel Lin <axel.lin@gmail.com>
Acked-by: default avatarBaruch Siach <baruch@tkos.co.il>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 7839ec78

drivers/gpio/pl061.c

+1 −1
Original line number Diff line number Diff line
@@ -164,7 +164,7 @@ static int pl061_irq_type(unsigned irq, unsigned trigger) 
	unsigned long flags;

	u8 gpiois, gpioibe, gpioiev;



	if (offset < 0 || offset > PL061_GPIO_NR)

	if (offset < 0 || offset >= PL061_GPIO_NR)

		return -EINVAL;



	spin_lock_irqsave(&chip->irq_lock, flags);