Re: [PATCH v2 1/2] pinctrl/samsung: Correct EINTG banks order

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



2018-04-17 0:52 GMT+09:00 Paweł Chmiel <pawel.mikolaj.chmiel@xxxxxxxxx>:
> All banks with GPIO interrupts should be at beginning
> of bank array and without any other types of banks between them.
> This order is expected by exynos_eint_gpio_irq, when doing
> interrupt group to bank translation.
> Otherwise, kernel NULL pointer dereference would happen
> when trying to handle interrupt, due to wrong bank being looked up.
> Observed on s5pv210, when trying to handle gpj0 interrupt,
> where kernel was mapping it to gpi bank.
>
> Cc: stable@xxxxxxxxxxxxxxx
> Fixes: 023e06dfa6882f500b9c86fd61f0b1913aa07f36 ("pinctrl: exynos: add exynos5410 SoC specific data")
> Fixes: 608a26a7bc04a39cfd7041f31ca2b2100113d14e ("pinctrl: Add s5pv210 support to pinctrl-exynos)
> Signed-off-by: Paweł Chmiel <pawel.mikolaj.chmiel@xxxxxxxxx>
> ---
>
> Changes from v1:
>   - Limit changes to s5pv210 and Exynos5410. Exynos3250 will be handled later.
>   - Added cc stable
>   - Added fixes tag
> ---
>  drivers/pinctrl/samsung/pinctrl-exynos-arm.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Reviewed-by: Tomasz Figa <tomasz.figa@xxxxxxxxx>

Thanks for the patch!

Best regards,
Tomasz
--
To unsubscribe from this list: send the line "unsubscribe linux-gpio" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux SPI]     [Linux Kernel]     [Linux ARM (vger)]     [Linux ARM MSM]     [Linux Omap]     [Linux Arm]     [Linux Tegra]     [Fedora ARM]     [Linux for Samsung SOC]     [eCos]     [Linux Fastboot]     [Gcc Help]     [Git]     [DCCP]     [IETF Announce]     [Security]     [Linux MIPS]     [Yosemite Campsites]

  Powered by Linux