Re: [PATCH 2/3] rtc: sd3078: new driver.

[kbuild test robot]

Hi zoro,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on abelloni/rtc-next]
[also build test WARNING on v4.20-rc1 next-20181109]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/zoro/dt-bindings-define-vendor-prefix-for-whwave-Inc/20181110-205048
base:   https://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux.git rtc-next


coccinelle warnings: (new ones prefixed by >>)

>> drivers/rtc/rtc-sd3078.c:248:1-3: WARNING: PTR_ERR_OR_ZERO can be used

Please review and possibly fold the followup patch.

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