linux-kernel - Re: [PATCH] clk: davinci: Add NULL check in davinci_lpsc_clk

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Message-ID: <b652a76d-508a-4b46-b330-4479dd63158b@lechnology.com>
Date: Tue, 8 Apr 2025 09:14:24 -0500
From: David Lechner <david@...hnology.com>
To: Charles Han <hanchunchao@...pur.com>, mturquette@...libre.com,
 sboyd@...nel.org
Cc: linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] clk: davinci: Add NULL check in davinci_lpsc_clk_register

On 4/7/25 4:20 AM, Charles Han wrote:
> devm_kasprintf() can return a NULL pointer on failure,but this
> returned value in davinci_lpsc_clk_register() is not checked.
> Add NULL check in davinci_lpsc_clk_register(), to handle kernel
> NULL pointer dereference error.
> 
> Fixes: c6ed4d734bc7 ("clk: davinci: New driver for davinci PSC clocks")
> Signed-off-by: Charles Han <hanchunchao@...pur.com>
> ---
Thanks, but this looks like a duplicate of [1].

[1]: https://lore.kernel.org/linux-clk/20250401131341.26800-1-bsdhenrymartin@gmail.com/