Re: [PATCH v3] scsi: sg: Avoid race in error handling & drop bogus warn

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To: Alexander Wetzel <Alexander@xxxxxxxxxxxxxx>
Subject: Re: [PATCH v3] scsi: sg: Avoid race in error handling & drop bogus warn
From: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>
Date: Thu, 04 Apr 2024 18:22:40 -0400
Cc: dgilbert@xxxxxxxxxxxx, gregkh@xxxxxxxxxxxxxxxxxxx, sachinp@xxxxxxxxxxxxx, bvanassche@xxxxxxx, linux-scsi@xxxxxxxxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx, martin.petersen@xxxxxxxxxx, stable@xxxxxxxxxxxxxxx
In-reply-to: <20240401191038.18359-1-Alexander@wetzel-home.de> (Alexander Wetzel's message of "Mon, 1 Apr 2024 21:10:38 +0200")
Organization: Oracle Corporation

Alexander,

> commit 27f58c04a8f4 ("scsi: sg: Avoid sg device teardown race")
> introduced an incorrect WARN_ON_ONCE() and missed a sequence where
> sg_device_destroy() was used after scsi_device_put().

Applied to 6.9/scsi-fixes, thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering

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References:
- Re: [powerpc] WARN at drivers/scsi/sg.c:2236 (sg_remove_sfp_usercontext)
  - From: Sachin Sant
- [PATCH v3] scsi: sg: Avoid race in error handling & drop bogus warn
  - From: Alexander Wetzel

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