From mboxrd@z Thu Jan 1 00:00:00 1970 From: Florian Fainelli Date: Wed, 31 Aug 2016 17:08:54 +0000 Subject: Re: [PATCH 6/6] net: systemport: constify ethtool_ops structures Message-Id: <6ed26afb-c052-aa00-4ab1-6777d5644809@gmail.com> List-Id: References: <1472628648-3603-1-git-send-email-Julia.Lawall@lip6.fr> <1472628648-3603-7-git-send-email-Julia.Lawall@lip6.fr> In-Reply-To: <1472628648-3603-7-git-send-email-Julia.Lawall@lip6.fr> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Julia Lawall Cc: kernel-janitors@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org On 08/31/2016 12:30 AM, Julia Lawall wrote: > Check for ethtool_ops structures that are only stored in the ethtool_ops > field of a net_device structure or passed as the second argument to > netdev_set_default_ethtool_ops. These contexts are declared const, so > ethtool_ops structures that have these properties can be declared as const > also. > > The semantic patch that makes this change is as follows: > (http://coccinelle.lip6.fr/) > > // > @r disable optional_qualifier@ > identifier i; > position p; > @@ > static struct ethtool_ops i@p = { ... }; > > @ok1@ > identifier r.i; > struct net_device e; > position p; > @@ > e.ethtool_ops = &i@p; > > @ok2@ > identifier r.i; > expression e; > position p; > @@ > netdev_set_default_ethtool_ops(e, &i@p) > > @bad@ > position p != {r.p,ok1.p,ok2.p}; > identifier r.i; > @@ > i@p > > @depends on !bad disable optional_qualifier@ > identifier r.i; > @@ > static > +const > struct ethtool_ops i = { ... }; > // > > Signed-off-by: Julia Lawall Acked-by: Florian Fainelli -- Florian