From: Hannes Reinecke <hare@suse.de>
To: Damien Le Moal <damien.lemoal@wdc.com>,
Jens Axboe <axboe@kernel.dk>,
linux-ide@vger.kernel.org
Cc: linux-block@vger.kernel.org
Subject: Re: [PATCH v7 01/11] libata: fix ata_host_alloc_pinfo()
Date: Mon, 16 Aug 2021 07:53:32 +0200 [thread overview]
Message-ID: <a849c068-5538-30bc-9f0d-8dd2985e1375@suse.de> (raw)
In-Reply-To: <20210816014456.2191776-2-damien.lemoal@wdc.com>
On 8/16/21 3:44 AM, Damien Le Moal wrote:
> Avoid static checkers warnings about a potential NULL pointer
> dereference for the port info variable pi. To do so, test that at least
> one port info is available on entry to ata_host_alloc_pinfo() and start
> the ata port initialization for() loop with pi initialized to the first
> port info passed as argument (which is already checked to be non NULL).
> Within the for() loop, get the next port info, if it is not NULL,
> after initializing the ata port using the previous port info.
>
> Reported-by: kernel test robot <lkp@intel.com>
> Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
> ---
> drivers/ata/libata-core.c | 18 ++++++++++++++----
> 1 file changed, 14 insertions(+), 4 deletions(-)
>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Cheers,
Hannes
--
Dr. Hannes Reinecke Kernel Storage Architect
hare@suse.de +49 911 74053 688
SUSE Software Solutions GmbH, Maxfeldstr. 5, 90409 Nürnberg
HRB 36809 (AG Nürnberg), Geschäftsführer: Felix Imendörffer
next prev parent reply other threads:[~2021-08-16 5:53 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-16 1:44 [PATCH v7 00/11] libata cleanups and improvements Damien Le Moal
2021-08-16 1:44 ` [PATCH v7 01/11] libata: fix ata_host_alloc_pinfo() Damien Le Moal
2021-08-16 5:53 ` Hannes Reinecke [this message]
2021-08-16 11:29 ` James Bottomley
2021-08-16 11:43 ` Damien Le Moal
2021-08-16 1:44 ` [PATCH v7 02/11] libata: fix ata_host_start() Damien Le Moal
2021-08-16 1:44 ` [PATCH v7 03/11] libata: simplify ata_scsi_rbuf_fill() Damien Le Moal
2021-08-16 1:44 ` [PATCH v7 04/11] libata: cleanup device sleep capability detection Damien Le Moal
2021-08-16 1:44 ` [PATCH v7 05/11] libata: cleanup ata_dev_configure() Damien Le Moal
2021-08-16 1:44 ` [PATCH v7 06/11] libata: cleanup NCQ priority handling Damien Le Moal
2021-08-16 1:44 ` [PATCH v7 07/11] libata: fix ata_read_log_page() warning Damien Le Moal
2021-08-16 1:44 ` [PATCH v7 08/11] libata: print feature list on device scan Damien Le Moal
2021-08-16 1:44 ` [PATCH v7 09/11] libata: Introduce ncq_prio_supported sysfs sttribute Damien Le Moal
2021-08-16 5:54 ` Hannes Reinecke
2021-08-16 1:44 ` [PATCH v7 10/11] docs: sysfs-block-device: improve ncq_prio_enable documentation Damien Le Moal
2021-08-16 5:54 ` Hannes Reinecke
2021-08-16 1:44 ` [PATCH v7 11/11] docs: sysfs-block-device: document ncq_prio_supported Damien Le Moal
2021-08-16 5:55 ` Hannes Reinecke
2021-08-18 9:54 ` [PATCH v7 00/11] libata cleanups and improvements Damien Le Moal
2021-08-18 13:20 ` Jens Axboe
2021-08-18 21:53 ` Damien Le Moal
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