[PATCH] pwm: bcm7038: fix check of error code returned by devm_ioremap_resource()

[Thierry Reding]

On Sun, Mar 06, 2016 at 03:21:46AM +0200, Vladimir Zapolskiy wrote:
> The change fixes potential oops while accessing iomem on invalid
> address, if devm_ioremap_resource() fails due to some reason.
> 
> The devm_ioremap_resource() function returns ERR_PTR() and never
> returns NULL, which makes useless a following check for NULL.
> 
> Signed-off-by: Vladimir Zapolskiy <vz at mleia.com>
> Fixes: 3a9f5957020f ("pwm: Add Broadcom BCM7038 PWM controller support")
> ---
>  drivers/pwm/pwm-brcmstb.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Applied, thanks.

Thierry
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