netdev - Re: [PATCH 01/10] batman-adv: fix soft-interface MTU computation

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:	Mon, 17 Feb 2014 16:13:14 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	antonio@...hcoding.com
Cc:	netdev@...r.kernel.org, b.a.t.m.a.n@...ts.open-mesh.org,
	mareklindner@...mailbox.ch
Subject: Re: [PATCH 01/10] batman-adv: fix soft-interface MTU computation

From: Antonio Quartulli <antonio@...hcoding.com>
Date: Mon, 17 Feb 2014 21:48:40 +0100

> +	atomic_set(&bat_priv->packet_size_max, min_mtu);

Please fix this.

The only operations performed on packet_size_max are 'set' and
'read'.  This is not what one uses atomic_t's for.

The use of an atomic_t in this context is a NOP.  You aren't
getting any kind of synchronization at all.
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html