linux-kernel - Re: [PATCH v2] net: dsa: vsc73xx: Add null pointer check to vsc73xx_gpio

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Message-ID: <20240111134714.GA49298@kernel.org>
Date: Thu, 11 Jan 2024 13:47:14 +0000
From: Simon Horman <horms@...nel.org>
To: Kunwu Chan <chentao@...inos.cn>
Cc: andrew@...n.ch, f.fainelli@...il.com, olteanv@...il.com,
	davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
	pabeni@...hat.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, Kunwu Chan <kunwu.chan@...mail.com>
Subject: Re: [PATCH v2] net: dsa: vsc73xx: Add null pointer check to
 vsc73xx_gpio_probe

On Thu, Jan 11, 2024 at 03:20:18PM +0800, Kunwu Chan wrote:
> devm_kasprintf() returns a pointer to dynamically allocated memory
> which can be NULL upon failure.
> 
> Cc: Kunwu Chan <kunwu.chan@...mail.com>
> Signed-off-by: Kunwu Chan <chentao@...inos.cn>
> Suggested-by: Jakub Kicinski <kuba@...nel.org>

Hi Kunwu,

This seems to be a bug fix. If so it should have a fixes tag.
Perhaps this one is correct?

	Fixes: 05bd97fc559d ("net: dsa: Add Vitesse VSC73xx DSA router driver")

And, be targeted against net (as opposed to net-next)

	Subject: [PATCH net v2] ...

It is probably not necessary to repost to address these minor issues,
but please keep this in mind in future.

The above notwithstanding,

Reviewed-by: Simon Horman <horms@...nel.org>