linux-kernel - Re: [PATCH RFC 4/7] bridge: cfm: Kernel space implementation of CFM.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Fri, 4 Sep 2020 08:02:57 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Henrik Bjoernlund <henrik.bjoernlund@...rochip.com>
Cc:     <davem@...emloft.net>, <roopa@...dia.com>, <nikolay@...dia.com>,
        <jiri@...lanox.com>, <idosch@...lanox.com>,
        <linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>,
        <bridge@...ts.linux-foundation.org>,
        <UNGLinuxDriver@...rochip.com>,
        Horatiu Vultur <horatiu.vultur@...rochip.com>
Subject: Re: [PATCH RFC 4/7] bridge: cfm: Kernel space implementation of
 CFM.

On Fri, 4 Sep 2020 09:15:24 +0000 Henrik Bjoernlund wrote:
> +	rcu_read_lock();
> +	b_port = rcu_dereference(mep->b_port);
> +	if (!b_port)
> +		return NULL;
> +	skb = dev_alloc_skb(CFM_CCM_MAX_FRAME_LENGTH);
> +	if (!skb)
> +		return NULL;

net/bridge/br_cfm.c:171:23: warning: context imbalance in 'ccm_frame_build' - different lock contexts for basic block