linux-kernel - Re: [PATCH] mvsas: fix command

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Message-ID: <20161116151808.5lnbops4jgmbi3f3@linux-x5ow.site>
Date:   Wed, 16 Nov 2016 16:18:08 +0100
From:   Johannes Thumshirn <jthumshirn@...e.de>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     "James E.J. Bottomley" <jejb@...ux.vnet.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Xiangliang Yu <yuxiangl@...vell.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mvsas: fix command_active typo

On Wed, Nov 16, 2016 at 04:08:34PM +0100, Arnd Bergmann wrote:
> gcc-7 notices that the condition in mvs_94xx_command_active looks
> suspicious:
> 
> drivers/scsi/mvsas/mv_94xx.c: In function 'mvs_94xx_command_active':
> drivers/scsi/mvsas/mv_94xx.c:671:15: error: '<<' in boolean context, did you mean '<' ? [-Werror=int-in-bool-context]
> 
> This was introduced when the mv_printk() statement got added,
> and leads to the condition being ignored. This is probably harmless.
> 
> Changing '&&' to '&' makes the code look reasonable, as we check the
> command bit before setting and printing it.
> 
> Fixes: a4632aae8b66 ("[SCSI] mvsas: Add new macros and functions")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> ---

Looks reasonable,
Reviewed-by: Johannes Thumshirn <jthumshirn@...e.de>

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