linux-kernel - Re: [PATCH net-next] nexthop: Fix type of event_type in call_nexthop

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Message-ID: <37961e7c-3f71-a095-f2c4-bd9e768fc05b@gmail.com>
Date:   Wed, 27 May 2020 07:50:35 -0600
From:   David Ahern <dsahern@...il.com>
To:     Nathan Chancellor <natechancellor@...il.com>,
        David Ahern <dsahern@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Alexey Kuznetsov <kuznet@....inr.ac.ru>,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        Jakub Kicinski <kuba@...nel.org>
Cc:     Roopa Prabhu <roopa@...ulusnetworks.com>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, clang-built-linux@...glegroups.com
Subject: Re: [PATCH net-next] nexthop: Fix type of event_type in
 call_nexthop_notifiers

On 5/27/20 2:00 AM, Nathan Chancellor wrote:
> Clang warns:
> 
> net/ipv4/nexthop.c:841:30: warning: implicit conversion from enumeration
> type 'enum nexthop_event_type' to different enumeration type 'enum
> fib_event_type' [-Wenum-conversion]
>         call_nexthop_notifiers(net, NEXTHOP_EVENT_DEL, nh);
>         ~~~~~~~~~~~~~~~~~~~~~~      ^~~~~~~~~~~~~~~~~
> 1 warning generated.
> 
> Use the right type for event_type so that clang does not warn.
> 
> Fixes: 8590ceedb701 ("nexthop: add support for notifiers")
> Link: https://github.com/ClangBuiltLinux/linux/issues/1038
> Signed-off-by: Nathan Chancellor <natechancellor@...il.com>
> ---
>  net/ipv4/nexthop.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 

Reviewed-by: David Ahern <dsahern@...il.com>