Re: [PATCH] kselftests: fix ptr_ret.cocci warnings

[Joel Fernandes]

On Thu, May 31, 2018 at 02:45:35PM +0800, kbuild test robot wrote:
> From: kbuild test robot <fengguang.wu@xxxxxxxxx>
> 
> lib/test_atomic_sections.c:66:1-3: WARNING: PTR_ERR_OR_ZERO can be used
> 
> 
>  Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR
> 
> Generated by: scripts/coccinelle/api/ptr_ret.cocci
> 
> Fixes: 3b0e47f0ade1 ("kselftests: Add tests for the preemptoff and irqsoff tracers")

Seems a simple cosmetic/style fix. I can fold it into this patch. thanks,

 - Joel