Re: [PATCH] scsi: qedf: potential dereference of null pointer

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To: Jiasheng Jiang <jiasheng@xxxxxxxxxxx>
Subject: Re: [PATCH] scsi: qedf: potential dereference of null pointer
From: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>
Date: Wed, 05 Jan 2022 00:20:02 -0500
Cc: skashyap@xxxxxxxxxxx, jhasan@xxxxxxxxxxx, GR-QLogic-Storage-Upstream@xxxxxxxxxxx, jejb@xxxxxxxxxxxxx, martin.petersen@xxxxxxxxxx, linux@xxxxxxxxxxxxxxx, linux-scsi@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, netdev@xxxxxxxxxxxxxxx
In-reply-to: <20211216101449.375953-1-jiasheng@iscas.ac.cn> (Jiasheng Jiang's message of "Thu, 16 Dec 2021 18:14:49 +0800")
Organization: Oracle Corporation

Jiasheng,

> The return value of dma_alloc_coherent() needs to be checked.
> To avoid use of null pointer in case of the failure of alloc.

Applied to 5.17/scsi-staging, thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering

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References:
- [PATCH] scsi: qedf: potential dereference of null pointer
  - From: Jiasheng Jiang

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