linux-kernel - Re: [PATCH][next] scsi: arcmsr: remove redundant check for secs

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Message-ID: <yq1y3m8r7r8.fsf@oracle.com>
Date:   Mon, 11 Dec 2017 21:37:47 -0500
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     Colin King <colin.king@...onical.com>
Cc:     "James E . J . Bottomley" <jejb@...ux.vnet.ibm.com>,
        "Martin K . Petersen" <martin.petersen@...cle.com>,
        Ching Huang <ching2048@...ca.com.tw>,
        linux-scsi@...r.kernel.org, kernel-janitors@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH][next] scsi: arcmsr: remove redundant check for secs < 0


Colin,

> The check for secs being less than zero is redundant for two reasons.
> Firstly, secs is unsigned so the check is always going to be false.
> Secondly, if secs was signed the proceeding calculation of secs is
> never going to be negative.  Hence we can remove this redundant check
> and day and secs re-adjustment.

Applied to 4.16/scsi-queue, thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering