On Thu, Feb 09, 2017 at 12:16:13AM +0000, Wei Yongjun wrote:
> From: Wei Yongjun <weiyongjun1@huawei.com>
> 
> In case of error, the function of_io_request_and_map() returns ERR_PTR()
> and never returns NULL. The NULL test in the return value check should
> be replaced with IS_ERR().
> 
> Fixes: 847b8bf62eb4 ("rtc: sun6i: Expose the 32kHz oscillator")
> Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>

Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>

Thanks,
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com