Re: [patch] mfd: lp8788-irq: uninitialized variable in irq handler
From: Lee Jones
Date: Mon Mar 21 2016 - 07:55:38 EST
On Fri, 11 Mar 2016, Dan Carpenter wrote:
> Instead to being true/false, the "handled" is true/uninitialized.
> Presumably this doesn't cause that many problems in real life because
> normally we handle the IRQ.
>
> Fixes: eea6b7cc53aa ('mfd: Add lp8788 mfd driver')
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
I've fixed the $SUBJECT line to be more consistent with the subsystem
style for you this time. Please pay more attention to that in the
future.
`git log --oneline -- $SUBSYSTEM` helps with this.
[I think I recall a conversation with you about this before, and you
said it was part of your submission process?]
Patch applied, thanks.
> diff --git a/drivers/mfd/lp8788-irq.c b/drivers/mfd/lp8788-irq.c
> index c7a9825..792d51b 100644
> --- a/drivers/mfd/lp8788-irq.c
> +++ b/drivers/mfd/lp8788-irq.c
> @@ -112,7 +112,7 @@ static irqreturn_t lp8788_irq_handler(int irq, void *ptr)
> struct lp8788_irq_data *irqd = ptr;
> struct lp8788 *lp = irqd->lp;
> u8 status[NUM_REGS], addr, mask;
> - bool handled;
> + bool handled = false;
> int i;
>
> if (lp8788_read_multi_bytes(lp, LP8788_INT_1, status, NUM_REGS))
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org â Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog