linux-kernel - Re: [PATCH] afs: Fix missing/incorrect unlocking of RCU read lock

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Date: Wed, 17 Jan 2024 16:21:02 +0000
From: David Howells <dhowells@...hat.com>
Cc: dhowells@...hat.com, Marc Dionne <marc.dionne@...istor.com>,
    linux-afs@...ts.infradead.org, linux-fsdevel@...r.kernel.org,
    linux-kernel@...r.kernel.org
Subject: Re: [PATCH] afs: Fix missing/incorrect unlocking of RCU read lock

David Howells <dhowells@...hat.com> wrote:

> In afs_proc_addr_prefs_show(), we need to unlock the RCU read lock in both
> places before returning (and not lock it again).
> 
> Fixes: f94f70d39cc2 ("afs: Provide a way to configure address priorities")
> Reported-by: Marc Dionne <marc.dionne@...istor.com>

Actually:

Reported-by: kernel test robot <oliver.sang@...el.com>
Closes: https://lore.kernel.org/oe-lkp/202401172243.cd53d5f6-oliver.sang@intel.com
> Signed-off-by: David Howells <dhowells@...hat.com>
> cc: linux-afs@...ts.infradead.org
> cc: linux-fsdevel@...r.kernel.org

David