netdev - Re: [PATCH iproute2] libnetlink: __rtnl_talk_iov should only loop max iovlen times

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Message-ID: <20180302133211.44d3e4f2@xeon-e3>
Date:   Fri, 2 Mar 2018 13:32:11 -0800
From:   Stephen Hemminger <stephen@...workplumber.org>
To:     David Ahern <dsahern@...il.com>
Cc:     u9012063@...il.com, netdev@...r.kernel.org, chrism@...lanox.com
Subject: Re: [PATCH iproute2] libnetlink: __rtnl_talk_iov should only loop
 max iovlen times

On Thu,  1 Mar 2018 14:43:08 -0800
David Ahern <dsahern@...il.com> wrote:

> William reported ip hanging and bisected to a recent commit for batching
> allowing more than 1 command to be sent per message. The loop over
> recvmsg should never cycle more than iovlen times -- 1 response for
> each command in the message.
> 
> Fixes: 72a2ff3916e5 ("lib/libnetlink: Add a new function rtnl_talk_iov")
> Signed-off-by: David Ahern <dsahern@...il.com>
> ---

Applied