linux-kernel - 答复: [PATCH -next] vdpa: Mark macaddr

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Message-ID: <14fa1fb211784992a0e64e9810bdedef@huawei.com>
Date:   Fri, 18 Dec 2020 08:11:20 +0000
From:   "Zouwei (Samuel)" <zou_wei@...wei.com>
To:     Stefano Garzarella <sgarzare@...hat.com>
CC:     "mst@...hat.com" <mst@...hat.com>,
        "jasowang@...hat.com" <jasowang@...hat.com>,
        "mgurtovoy@...dia.com" <mgurtovoy@...dia.com>,
        "virtualization@...ts.linux-foundation.org" 
        <virtualization@...ts.linux-foundation.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: 答复: [PATCH -next] vdpa: Mark macaddr_buf with static keyword

Hi,
I run this command:
make allmodconfig ARCH=x86_64 CROSS_COMPILE=x86_64-linux-gnu-
make C=2 drivers/vdpa/vdpa_sim/vdpa_sim_net.o ARCH=x86_64 CROSS_COMPILE=x86_64-linux-gnu-


-----邮件原件-----
发件人: Stefano Garzarella [mailto:sgarzare@...hat.com] 
发送时间: 2020年12月18日 15:57
收件人: Zouwei (Samuel) <zou_wei@...wei.com>
抄送: mst@...hat.com; jasowang@...hat.com; mgurtovoy@...dia.com; virtualization@...ts.linux-foundation.org; linux-kernel@...r.kernel.org
主题: Re: [PATCH -next] vdpa: Mark macaddr_buf with static keyword

On Fri, Dec 18, 2020 at 09:51:35AM +0800, Zou Wei wrote:
>Fix the following sparse warning:
>
>drivers/vdpa/vdpa_sim/vdpa_sim_net.c:36:4: warning: symbol 'macaddr_buf' was not declared. Should it be static?
>
>Reported-by: Hulk Robot <hulkci@...wei.com>
>Signed-off-by: Zou Wei <zou_wei@...wei.com>
>---
> drivers/vdpa/vdpa_sim/vdpa_sim_net.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)

Reviewed-by: Stefano Garzarella <sgarzare@...hat.com>

I built with W=1 but I didn't have this warning.

Thanks for fixing,
Stefano

>
>diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim_net.c 
>b/drivers/vdpa/vdpa_sim/vdpa_sim_net.c
>index c10b698..f048242 100644
>--- a/drivers/vdpa/vdpa_sim/vdpa_sim_net.c
>+++ b/drivers/vdpa/vdpa_sim/vdpa_sim_net.c
>@@ -33,7 +33,7 @@ static char *macaddr;  module_param(macaddr, charp, 
>0);  MODULE_PARM_DESC(macaddr, "Ethernet MAC address");
>
>-u8 macaddr_buf[ETH_ALEN];
>+static u8 macaddr_buf[ETH_ALEN];
>
> static struct vdpasim *vdpasim_net_dev;
>
>--
>2.6.2
>