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Date: Fri, 13 Jul 2018 17:31:21 +0800 From: YueHaibing <yuehaibing@...wei.com> To: <zbr@...emap.net> CC: <linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org> Subject: Re: [PATCH] connector: hide unused procfs helpers pls ignore this,my bad. On 2018/7/13 15:11, YueHaibing wrote: > When CONFIG_PROC_FS isn't set, gcc warning this: > > drivers/connector/connector.c:242:12: warning: ‘cn_proc_show’ defined but not used [-Wunused-function] > static int cn_proc_show(struct seq_file *m, void *v) > ^ > fix this by adding #ifdef around it. > > Signed-off-by: YueHaibing <yuehaibing@...wei.com> > --- > drivers/connector/connector.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/connector/connector.c b/drivers/connector/connector.c > index e718b8c..e2636d4 100644 > --- a/drivers/connector/connector.c > +++ b/drivers/connector/connector.c > @@ -239,6 +239,7 @@ void cn_del_callback(struct cb_id *id) > } > EXPORT_SYMBOL_GPL(cn_del_callback); > > +#ifdef CONFIG_PROC_FS > static int cn_proc_show(struct seq_file *m, void *v) > { > struct cn_queue_dev *dev = cdev.cbdev; > @@ -259,6 +260,7 @@ static int cn_proc_show(struct seq_file *m, void *v) > > return 0; > } > +#endif > > static struct cn_dev cdev = { > .input = cn_rx_skb, >
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