linux-kernel - Re: [PATCH] coresight: cti: Fix error handling in probe

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Date:   Fri, 12 Jun 2020 20:38:38 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     Walter Harms <wharms@....de>
Cc:     Mike Leach <mike.leach@...aro.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "kernel-janitors@...r.kernel.org" <kernel-janitors@...r.kernel.org>
Subject: Re: [PATCH] coresight: cti: Fix error handling in probe

On Fri, Jun 12, 2020 at 02:11:16PM +0000, Walter Harms wrote:
> Hi Dan,
> 
> nit picking in cti_pm_release()
> 
> IMHO this should be done in 2 steps:
>       if (--nr_cti_cpu == 0)
> ->
>   --nr_cti_cpu ;
>  if ( nr_cti_cpu == 0)

The first way is sort of the more canonical way to write it...  By far.

regards,
carpenter