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From: David Marchand <david.marchand@redhat.com>
To: Kevin Traynor <ktraynor@redhat.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	"stable@dpdk.org" <stable@dpdk.org>,
	 "Nicolau, Radu" <radu.nicolau@intel.com>,
	 "Ananyev, Konstantin" <konstantin.ananyev@intel.com>,
	Akhil Goyal <akhil.goyal@nxp.com>
Subject: Re: [dpdk-dev] [PATCH v2 2/2] examples/ipsec-gw: fix gcc 10 maybe-uninitialized warning
Date: Wed, 6 May 2020 11:18:57 +0200	[thread overview]
Message-ID: <CAJFAV8yAeeEgpPd10QqYvt=d2ymVnW6b-OV_WT5d9VCfjcL71w@mail.gmail.com> (raw)
In-Reply-To: <SN6PR11MB25583A89563D163BCF3889959AFC0@SN6PR11MB2558.namprd11.prod.outlook.com>

On Wed, Mar 11, 2020 at 1:05 PM Ananyev, Konstantin
<konstantin.ananyev@intel.com> wrote:
> > From: Kevin Traynor <ktraynor@redhat.com>
> > Sent: Wednesday, March 11, 2020 11:33 AM
> > To: dev@dpdk.org
> > Cc: Kevin Traynor <ktraynor@redhat.com>; stable@dpdk.org; Ananyev, Konstantin <konstantin.ananyev@intel.com>; Nicolau, Radu
> > <radu.nicolau@intel.com>; Akhil Goyal <akhil.goyal@nxp.com>
> > Subject: [PATCH v2 2/2] examples/ipsec-gw: fix gcc 10 maybe-uninitialized warning
> >
> > gcc 10.0.1 reports:
> >
> > ../examples/ipsec-secgw/ipsec_process.c: In function ‘ipsec_process’:
> > ../examples/ipsec-secgw/ipsec_process.c:132:34:
> > error: ‘grp.m’ may be used uninitialized in this function [-Werror=maybe-uninitialized]
> >   132 |    grp[n].cnt = pkts + i - grp[n].m;
> >       |                            ~~~~~~^~
> >
> > This is a correct warning for the initial execution of the statement.
> > However, it is the design of the loop that grp[0].cnt will later be
> > written with the correct value using an initialized grp[0].m before it
> > is used.
> >
> > In order to remove the warning, initialize grp[0].m for the initial and
> > unused calculation of grp[0].cnt.
> >
> > Fixes: 3e5f4625dc17 ("examples/ipsec-secgw: make data-path to use IPsec library")
> > Cc: stable@dpdk.org
> >
> > Suggested-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
> > Signed-off-by: Kevin Traynor <ktraynor@redhat.com>
> Acked-by: Konstantin Ananyev <konstantin.ananyev@intel.com>

Applied, thanks.

-- 
David Marchand


  reply	other threads:[~2020-05-06  9:19 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-20  9:37 [dpdk-dev] [PATCH 1/2] net/avp: " Kevin Traynor
2020-02-20  9:37 ` [dpdk-dev] [PATCH 2/2] examples/ipsec-gw: " Kevin Traynor
2020-02-26  6:12   ` Akhil Goyal
2020-03-10 13:08   ` Ananyev, Konstantin
2020-03-10 18:52     ` Kevin Traynor
2020-03-10 19:03       ` Ananyev, Konstantin
2020-03-11 11:32 ` [dpdk-dev] [PATCH v2 1/2] net/avp: " Kevin Traynor
2020-03-11 11:33   ` [dpdk-dev] [PATCH v2 2/2] examples/ipsec-gw: " Kevin Traynor
2020-03-11 12:04     ` Ananyev, Konstantin
2020-05-06  9:18       ` David Marchand [this message]
2020-03-11 23:56   ` [dpdk-dev] [PATCH v2 1/2] net/avp: " Webster, Steven
2020-05-06  9:18     ` [dpdk-dev] [dpdk-stable] " David Marchand
2020-03-12 13:25   ` [dpdk-dev] " Ferruh Yigit
2020-03-12 14:18     ` Kevin Traynor
2020-03-12 14:31       ` Ferruh Yigit
2020-03-12 15:15         ` Kevin Traynor
2020-03-12 16:47           ` Ferruh Yigit

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