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

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Date:   Fri, 18 Dec 2020 08:56:59 +0100
From:   Stefano Garzarella <sgarzare@...hat.com>
To:     Zou Wei <zou_wei@...wei.com>
Cc:     mst@...hat.com, jasowang@...hat.com, mgurtovoy@...dia.com,
        virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org
Subject: 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
>