Thread (5 messages) 5 messages, 4 authors, 2021-09-16

RE: [PATCH] AMD_SFH: Fix potential NULL pointer dereference

From: Shah, Nehal-bakulchandra <hidden>
Date: 2021-09-15 17:32:19
Also in: lkml

Adding Basavaraj

-----Original Message-----
From: Jiri Kosina <jikos@kernel.org> 
Sent: Wednesday, September 15, 2021 8:28 PM
To: Evgeny Novikov <redacted>
Cc: Shah, Nehal-bakulchandra <redacted>; Sandeep Singh <redacted>; Benjamin Tissoires <redacted>; linux-input@vger.kernel.org; linux-kernel@vger.kernel.org; ldv-project@linuxtesting.org
Subject: Re: [PATCH] AMD_SFH: Fix potential NULL pointer dereference

On Tue, 1 Jun 2021, Evgeny Novikov wrote:
devm_add_action_or_reset() can suddenly invoke amd_mp2_pci_remove() at 
registration that will cause NULL pointer dereference since 
corresponding data is not initialized yet. The patch moves 
initialization of data before devm_add_action_or_reset().

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Evgeny Novikov <redacted>
Nehal, Basavaraj, could you please Review/Ack this one?

Thanks,

--
Jiri Kosina
SUSE Labs
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