Re: [PATCH v2] pinctrl-exynos5440: Use off-stack memory for pinctrl_gpio_range

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On 04/20/2016 03:54 AM, Andrew Jeffery wrote:
> The range is registered into a linked list which can be referenced
> throughout the lifetime of the driver. Ensure the range's memory is useful
> for the same lifetime by adding it to the driver's private data structure.
> 
> The bug was introduced in the driver's initial commit, which was present in
> v3.10.
> 
> Signed-off-by: Andrew Jeffery <andrew@xxxxxxxx>
> Fixes: f0b9a7e521fa ("pinctrl: exynos5440: add pinctrl driver for Samsung EXYNOS5440 SoC")
> Cc: stable@xxxxxxxxxxxxxxx
> ---
> Since v1:
> 
> * Add range member kerneldoc addressing Tomasz Figa's comment
> 
> This is my first contribution to the kernel, so hopefully I've followed all the
> relevant documentation. If not, please let me know and point me in the right
> direction!
> 
> I don't have the means to test the patch, but it compiles. Someone with
> appropriate hardware should probably give it a spin. From the responses it
> seems that few might have access, and given the nature of the bug it might be
> the case that no-one has complained because no-one is affected - is it worth
> maintaining going forward?
> 
>  drivers/pinctrl/samsung/pinctrl-exynos5440.c | 15 ++++++++-------
>  1 file changed, 8 insertions(+), 7 deletions(-)

Thank you for your contribution. You already received positive feedback
on v1 of this patch: Tomasz acked it ("acked-by") and I reviewed it
("reviewed-by"). These are called "tags".

When you resubmit patches (unless there is a significant change in the
patch) please always put accumulated tags after existing tags. Usually
after signed-off-by, in this case after Cc-stable, so this would look like:

Signed-off-by: Andrew Jeffery <andrew@xxxxxxxx>
Fixes: f0b9a7e521fa ("pinctrl: exynos5440: add pinctrl driver for
Samsung EXYNOS5440 SoC")
Cc: stable@xxxxxxxxxxxxxxx
Acked-by: Tomasz Figa <tomasz.figa@xxxxxxxxx>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>

Best regards,
Krzysztof
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