linux-kernel - Re: [PATCH v1 1/1] net/9p/usbg: fix handling of the failed kzalloc() memory allocation

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Message-ID: <f09bbd18-98bf-4424-9a7e-c5477c52a771@gmail.com>
Date: Wed, 11 Dec 2024 22:42:39 +0100
From: Mirsad Todorovac <mtodorovac69@...il.com>
To: Dominique Martinet <asmadeus@...ewreck.org>
Cc: Michael Grzeschik <m.grzeschik@...gutronix.de>, v9fs@...ts.linux.dev,
 linux-kernel@...r.kernel.org, Eric Van Hensbergen <ericvh@...nel.org>,
 Latchesar Ionkov <lucho@...kov.net>,
 Christian Schoenebeck <linux_oss@...debyte.com>
Subject: Re: [PATCH v1 1/1] net/9p/usbg: fix handling of the failed kzalloc()
 memory allocation

Hi,

On 11/16/24 09:25, Dominique Martinet wrote:
> Mirsad Todorovac wrote on Sat, Nov 09, 2024 at 10:18:41PM +0100:
>> On the linux-next, next-20241108 vanilla kernel, the coccinelle tool gave the
>> following error report:
>>
>> ./net/9p/trans_usbg.c:912:5-11: ERROR: allocation function on line 911 returns
>> NULL not ERR_PTR on failure
>>
>> kzalloc() failure is fixed to handle the NULL return case on the memory exhaustion.
> 
> Thank you, I've taken this in 9p-next and will submit it to Linus next
> cycle

Hi, Dominique,

Sorry for the late reply, but yes, it is perfectly OK for the patch to go with the
next cycle.

I confirm I can see the commit in the torvalds tree, so this is a minor patch (+2/-2 lines),
but a proof of concept that it can be done.

Best regards,
Mirsad Todorovac