linux-kernel - Re: [PATCH] firewire: test: Fix potential null dereference in firewire kunit test

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Message-ID: <20250113014258.GA68470@workstation.local>
Date: Mon, 13 Jan 2025 10:42:58 +0900
From: Takashi Sakamoto <o-takashi@...amocchi.jp>
To: Charles Han <hanchunchao@...pur.com>
Cc: linux1394-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] firewire: test: Fix potential null dereference in
 firewire kunit test

Hi,

On Fri, Jan 10, 2025 at 04:42:37PM +0800, Charles Han wrote:
> kunit_kzalloc() may return a NULL pointer, dereferencing it without
> NULL check may lead to NULL dereference.
> Add a NULL check for test_state.
> 
> Fixes: 1c8506d62624 ("firewire: test: add test of device attributes for simple AV/C device")
> Signed-off-by: Charles Han <hanchunchao@...pur.com>
> ---
>  drivers/firewire/device-attribute-test.c | 2 ++
>  1 file changed, 2 insertions(+)

Applied to for-next branch.


Thanks

Takashi Sakamoto