From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Maxime Coquelin <maxime.coquelin@redhat.com>,
dev@dpdk.org, xiangxia.m.yue@gmail.com, thomas@monjalon.net,
tredaelli@redhat.com, arybchenko@solarflare.com
Subject: Re: [dpdk-dev] [PATCH] vhost: fix build issue caused by unchecked returned values
Date: Fri, 30 Mar 2018 16:31:52 +0100 [thread overview]
Message-ID: <97a85cd7-0144-5996-42c2-5632c131d1e3@intel.com> (raw)
In-Reply-To: <20180330151641.20715-1-maxime.coquelin@redhat.com>
On 3/30/2018 4:16 PM, Maxime Coquelin wrote:
> This patch fixes below build issue seen with some compilers
> or build options:
>
> lib/librte_vhost/fd_man.c: In function ‘fdset_pipe_read_cb’:
> lib/librte_vhost/fd_man.c:284:2: error: ignoring return value of ‘read’, declared with attribute warn_unused_result [-Werror=unused-result]
> read(readfd, charbuf, sizeof(charbuf));
> ^
> lib/librte_vhost/fd_man.c: In function ‘fdset_pipe_notify’:
> lib/librte_vhost/fd_man.c:324:2: error: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Werror=unused-result]
> write(fdset->u.writefd, "1", 1);
> ^
>
> Reported-by: Andrew Rybchenko <arybchenko@solarflare.com>
> Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>
> Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Squashed into relevant commit [1] in next-net, thanks.
(comment s/read()/write()/ fixed while applying)
[1]
7b23d25feb92 ("vhost: add pipe event for optimizing negotiating")
prev parent reply other threads:[~2018-03-30 15:31 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-30 15:16 Maxime Coquelin
2018-03-30 15:18 ` Andrew Rybchenko
2018-03-30 15:21 ` Ferruh Yigit
2018-03-30 15:26 ` Maxime Coquelin
2018-03-30 15:31 ` Ferruh Yigit [this message]
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