From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: "James E.J. Bottomley" <jejb@linux.ibm.com>,
Arnd Bergmann <arnd@kernel.org>,
Jack Wang <jinpu.wang@cloud.ionos.com>
Cc: "Martin K . Petersen" <martin.petersen@oracle.com>,
Joe Perches <joe@perches.com>, Viswas G <Viswas.G@microchip.com>,
Lee Jones <lee.jones@linaro.org>,
Vaibhav Gupta <vaibhavgupta40@gmail.com>,
linux-kernel@vger.kernel.org, Arnd Bergmann <arnd@arndb.de>,
linux-scsi@vger.kernel.org,
Ruksar Devadi <Ruksar.devadi@microchip.com>,
Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Subject: Re: [PATCH] scsi: pm8001: avoid -Wrestrict warning
Date: Mon, 29 Mar 2021 23:54:31 -0400 [thread overview]
Message-ID: <161707636883.29267.13458445568299805895.b4-ty@oracle.com> (raw)
In-Reply-To: <20210323125458.1825564-1-arnd@kernel.org>
On Tue, 23 Mar 2021 13:54:23 +0100, Arnd Bergmann wrote:
> On some configurations, gcc warns about overlapping source and
> destination arguments to snprintf:
>
> drivers/scsi/pm8001/pm8001_init.c: In function 'pm8001_request_msix':
> drivers/scsi/pm8001/pm8001_init.c:977:3: error: 'snprintf' argument 4 may overlap destination object 'pm8001_ha' [-Werror=restrict]
> 977 | snprintf(drvname, len, "%s-%d", pm8001_ha->name, i);
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/scsi/pm8001/pm8001_init.c:962:56: note: destination object referenced by 'restrict'-qualified argument 1 was declared here
> 962 | static u32 pm8001_request_msix(struct pm8001_hba_info *pm8001_ha)
> | ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~
>
> [...]
Applied to 5.13/scsi-queue, thanks!
[1/1] scsi: pm8001: avoid -Wrestrict warning
https://git.kernel.org/mkp/scsi/c/c2255ece2be2
--
Martin K. Petersen Oracle Linux Engineering
prev parent reply other threads:[~2021-03-30 3:56 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-23 12:54 [PATCH] scsi: pm8001: avoid -Wrestrict warning Arnd Bergmann
2021-03-24 10:56 ` Jinpu Wang
2021-03-30 3:54 ` Martin K. Petersen [this message]
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