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From: Hannes Reinecke <hare@suse.de>
To: Niklas Cassel <cassel@kernel.org>,
	Damien Le Moal <dlemoal@kernel.org>,
	John Garry <john.g.garry@oracle.com>,
	Jason Yan <yanaijie@huawei.com>,
	"James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>,
	"Martin K. Petersen" <martin.petersen@oracle.com>
Cc: linux-scsi@vger.kernel.org, Niklas Cassel <niklas.cassel@wdc.com>,
	linux-ide@vger.kernel.org
Subject: Re: [PATCH 2/4] ata,scsi: libata-core: Do not leak memory for ata_port struct members
Date: Mon, 1 Jul 2024 08:21:06 +0200	[thread overview]
Message-ID: <591213f2-792b-4b5e-a344-fa410a1df7e4@suse.de> (raw)
In-Reply-To: <20240629124210.181537-8-cassel@kernel.org>

On 6/29/24 14:42, Niklas Cassel wrote:
> libsas is currently not freeing all the struct ata_port struct members,
> e.g. ncq_sense_buf for a driver supporting Command Duration Limits (CDL).
> 
> Add a function, ata_port_free(), that is used to free a ata_port,
> including its struct members. It makes sense to keep the code related to
> freeing a ata_port in its own function, which will also free all the
> struct members of struct ata_port.
> 
> Fixes: 18bd7718b5c4 ("scsi: ata: libata: Handle completion of CDL commands using policy 0xD")
> Signed-off-by: Niklas Cassel <cassel@kernel.org>
> ---
>   drivers/ata/libata-core.c          | 24 ++++++++++++++----------
>   drivers/scsi/libsas/sas_ata.c      |  2 +-
>   drivers/scsi/libsas/sas_discover.c |  2 +-
>   include/linux/libata.h             |  1 +
>   4 files changed, 17 insertions(+), 12 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, Frankenstr. 146, 90461 Nürnberg
HRB 36809 (AG Nürnberg), GF: I. Totev, A. McDonald, W. Knoblich


  parent reply	other threads:[~2024-07-01  6:21 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-29 12:42 [PATCH 0/4] libata/libsas cleanup fixes Niklas Cassel
2024-06-29 12:42 ` [PATCH 1/4] ata: libata-core: Fix null pointer dereference on error Niklas Cassel
2024-06-30  9:36   ` John Garry
2024-06-29 12:42 ` [PATCH 2/4] ata,scsi: libata-core: Do not leak memory for ata_port struct members Niklas Cassel
2024-06-30  9:42   ` John Garry
2024-06-30 20:28     ` Niklas Cassel
2024-07-01  6:21   ` Hannes Reinecke [this message]
2024-06-29 12:42 ` [PATCH 3/4] ata: libata-core: Fix double free on error Niklas Cassel
2024-06-29 12:42 ` [PATCH 4/4] ata: ahci: Clean up sysfs file " Niklas Cassel
2024-06-30 21:02 ` [PATCH 0/4] libata/libsas cleanup fixes Niklas Cassel
2024-07-03  2:37   ` Martin K. Petersen
2024-06-30 21:05 ` Niklas Cassel

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