linux-kernel - Re: [PATCH v3] sctp: fully initialize the IPv6 address in sctp_v6_to

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Message-Id: <20170818.160146.1416785715146952456.davem@davemloft.net>
Date:   Fri, 18 Aug 2017 16:01:46 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     glider@...gle.com
Cc:     dvyukov@...gle.com, kcc@...gle.com, edumazet@...gle.com,
        marcelo.leitner@...il.com, lucien.xin@...il.com,
        vyasevich@...il.com, hideaki.yoshifuji@...aclelinux.com,
        linux-kernel@...r.kernel.org, linux-sctp@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: [PATCH v3] sctp: fully initialize the IPv6 address in
 sctp_v6_to_addr()

From: Alexander Potapenko <glider@...gle.com>
Date: Wed, 16 Aug 2017 20:16:40 +0200

> KMSAN reported use of uninitialized sctp_addr->v4.sin_addr.s_addr and
> sctp_addr->v6.sin6_scope_id in sctp_v6_cmp_addr() (see below).
> Make sure all fields of an IPv6 address are initialized, which
> guarantees that the IPv4 fields are also initialized.
 ...
> Signed-off-by: Alexander Potapenko <glider@...gle.com>
> Reviewed-by: Xin Long <lucien.xin@...il.com>
> Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@...il.com>

Applied and queued up for -stable, thanks.