Re: [PATCH] scsi: libcxgbi: fix NULL pointer dereference in cxgbi_device_destroy()

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To: Varun Prakash <varun@xxxxxxxxxxx>
Subject: Re: [PATCH] scsi: libcxgbi: fix NULL pointer dereference in cxgbi_device_destroy()
From: "Martin K. Petersen" <martin.petersen@xxxxxxxxxx>
Date: Thu, 19 Dec 2019 18:48:51 -0500
Cc: martin.petersen@xxxxxxxxxx, linux-scsi@xxxxxxxxxxxxxxx, dt@xxxxxxxxxxx, ganji.aravind@xxxxxxxxxxx
In-reply-to: <1576676731-3068-1-git-send-email-varun@chelsio.com> (Varun Prakash's message of "Wed, 18 Dec 2019 19:15:31 +0530")
Organization: Oracle Corporation
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1.92 (gnu/linux)

Varun,

> If cxgb4i_ddp_init() fails then cdev->cdev2ppm will be NULL,
> so add a check for NULL pointer before dereferencing it.

Applied to 5.5/scsi-fixes, thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering

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References:
- [PATCH] scsi: libcxgbi: fix NULL pointer dereference in cxgbi_device_destroy()
  - From: Varun Prakash

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