From: Nicolai Stange <nstange@suse.de>
To: Kalle Valo <kvalo@codeaurora.org>
Cc: Nicolai Stange <nstange@suse.de>,
"David S. Miller" <davem@davemloft.net>,
Wen Huang <huangwenabc@gmail.com>,
libertas-dev@lists.infradead.org, linux-wireless@vger.kernel.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
Takashi Iwai <tiwai@suse.de>, Miroslav Benes <mbenes@suse.cz>
Subject: Re: [PATCH 1/2] libertas: don't exit from lbs_ibss_join_existing() with RCU read lock held
Date: Wed, 15 Jan 2020 07:21:35 +0100 [thread overview]
Message-ID: <877e1txms0.fsf@suse.de> (raw)
In-Reply-To: <87o8v6qhkh.fsf@codeaurora.org> (Kalle Valo's message of "Tue, 14 Jan 2020 15:43:42 +0200")
Kalle Valo <kvalo@codeaurora.org> writes:
> Nicolai Stange <nstange@suse.de> writes:
>
>> Commit e5e884b42639 ("libertas: Fix two buffer overflows at parsing bss
>> descriptor") introduced a bounds check on the number of supplied rates to
>> lbs_ibss_join_existing().
>>
>> Unfortunately, it introduced a return path from within a RCU read side
>> critical section without a corresponding rcu_read_unlock(). Fix this.
>>
>> Fixes: e5e884b42639 ("libertas: Fix two buffer overflows at parsing bss
>> descriptor")
>
> This should be in one line, I'll fix it during commit.
Thanks!
--
SUSE Software Solutions Germany GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg), GF: Felix Imendörffer
next prev parent reply other threads:[~2020-01-15 6:21 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <87woa04t2v.fsf@suse.de>
2020-01-14 10:39 ` [PATCH 0/2] libertas: fix rates overflow code path in lbs_ibss_join_existing() Nicolai Stange
2020-01-14 10:39 ` [PATCH 1/2] libertas: don't exit from lbs_ibss_join_existing() with RCU read lock held Nicolai Stange
2020-01-14 13:43 ` Kalle Valo
2020-01-15 6:21 ` Nicolai Stange [this message]
2020-01-26 15:14 ` Kalle Valo
2020-01-27 14:37 ` Kalle Valo
2020-01-14 10:39 ` [PATCH 2/2] libertas: make lbs_ibss_join_existing() return error code on rates overflow Nicolai Stange
2020-01-14 13:44 ` Kalle Valo
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