From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: James Smart <james.smart@broadcom.com>, linux-scsi@vger.kernel.org
Cc: "Martin K . Petersen" <martin.petersen@oracle.com>,
Dan Carpenter <dan.carpenter@oracle.com>
Subject: Re: [PATCH] lpfc: Correct null ndlp reference on routine exit
Date: Mon, 7 Dec 2020 23:52:02 -0500 [thread overview]
Message-ID: <160740299786.710.5429624924898215992.b4-ty@oracle.com> (raw)
In-Reply-To: <20201130181226.16675-1-james.smart@broadcom.com>
On Mon, 30 Nov 2020 10:12:26 -0800, James Smart wrote:
> smatch correctly called out a logic error with accessing a pointer after
> checking it for null.
> drivers/scsi/lpfc/lpfc_els.c:2043 lpfc_cmpl_els_plogi()
> error: we previously assumed 'ndlp' could be null (see line 1942)
>
> Adjust the exit point to avoid the trace printf ndlp reference. A trace
> entry was already generated when the ndlp was checked for null.
Applied to 5.11/scsi-queue, thanks!
[1/1] lpfc: Correct null ndlp reference on routine exit
https://git.kernel.org/mkp/scsi/c/9d8de441db26
--
Martin K. Petersen Oracle Linux Engineering
next prev parent reply other threads:[~2020-12-08 4:53 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-30 18:12 [PATCH] lpfc: Correct null ndlp reference on routine exit James Smart
[not found] ` <(James>
2020-12-08 4:52 ` Martin K. Petersen [this message]
[not found] <CGME20201207190149epcas5p2d877f4e3f6d31548d97f9b486d243a05@epcas5p2.samsung.com>
2020-12-07 19:01 ` [PATCH 0/2] two UFS changes Bean Huo
[not found] ` <(Bean>
2020-12-07 19:01 ` [PATCH 1/2] scsi: ufs: Remove an unused macro definition POWER_DESC_MAX_SIZE Bean Huo
2020-12-08 7:52 ` Avri Altman
2020-12-07 19:01 ` [PATCH 2/2] scsi: ufs: Fix wrong print message in dev_err() Bean Huo
2020-12-08 7:53 ` Avri Altman
2020-12-08 2:57 ` [PATCH 0/2] two UFS changes Alim Akhtar
-- strict thread matches above, loose matches on Subject: below --
2020-05-12 8:55 [PATCH v11 00/10] Introduce Zone Append for writing to zoned block devices Johannes Thumshirn
2020-05-12 8:55 ` [PATCH v11 01/10] block: provide fallbacks for blk_queue_zone_is_seq and blk_queue_zone_no Johannes Thumshirn
2020-05-12 8:55 ` [PATCH v11 02/10] block: rename __bio_add_pc_page to bio_add_hw_page Johannes Thumshirn
2020-05-12 8:55 ` [PATCH v11 03/10] block: Introduce REQ_OP_ZONE_APPEND Johannes Thumshirn
2020-05-12 8:55 ` [PATCH v11 04/10] block: introduce blk_req_zone_write_trylock Johannes Thumshirn
2020-05-12 8:55 ` [PATCH v11 05/10] block: Modify revalidate zones Johannes Thumshirn
2020-05-12 8:55 ` [PATCH v11 06/10] scsi: sd_zbc: factor out sanity checks for zoned commands Johannes Thumshirn
2020-05-12 8:55 ` [PATCH v11 07/10] scsi: sd_zbc: emulate ZONE_APPEND commands Johannes Thumshirn
2020-05-12 8:55 ` [PATCH v11 08/10] null_blk: Support REQ_OP_ZONE_APPEND Johannes Thumshirn
2020-05-12 8:55 ` [PATCH v11 09/10] block: export bio_release_pages and bio_iov_iter_get_pages Johannes Thumshirn
2020-05-12 8:55 ` [PATCH v11 10/10] zonefs: use REQ_OP_ZONE_APPEND for sync DIO Johannes Thumshirn
2020-05-12 13:17 ` [PATCH v11 00/10] Introduce Zone Append for writing to zoned block devices Christoph Hellwig
[not found] ` <(Christoph>
2020-05-13 2:37 ` Jens Axboe
2015-12-03 6:57 [PATCH] scsi_dh_alua: Remove stale variables Hannes Reinecke
2015-12-03 9:23 ` Johannes Thumshirn
2015-12-03 16:43 ` Christoph Hellwig
[not found] ` <(Hannes>
[not found] ` <Reinecke's>
[not found] ` <message>
[not found] ` <of>
[not found] ` <"Mon>
[not found] ` <30>
[not found] ` <"Tue>
[not found] ` <12>
[not found] ` <May>
[not found] ` <2020>
[not found] ` <06:17:48>
[not found] ` <-0700")>
2020-05-12 16:01 ` [PATCH v11 00/10] Introduce Zone Append for writing to zoned block devices Martin K. Petersen
2020-05-12 16:04 ` Christoph Hellwig
2020-05-12 16:12 ` Martin K. Petersen
2020-05-12 16:18 ` Johannes Thumshirn
2020-05-12 16:24 ` Martin K. Petersen
[not found] ` <10:12:26>
[not found] ` <-0800")>
2020-12-01 5:19 ` [PATCH] lpfc: Correct null ndlp reference on routine exit Martin K. Petersen
[not found] ` <"Thu>
[not found] ` <3>
[not found] ` <Dec>
[not found] ` <2015>
[not found] ` <07:57:35>
[not found] ` <+0100")>
2015-12-08 1:12 ` [PATCH] scsi_dh_alua: Remove stale variables Martin K. Petersen
2020-12-09 2:17 ` [PATCH 0/2] two UFS changes Martin K. Petersen
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