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From: Breno Leitao <leitao@debian.org>
To: Gustavo Luiz Duarte <gustavold@gmail.com>
Cc: Andrew Lunn <andrew+netdev@lunn.ch>,
	 "David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	 Jakub Kicinski <kuba@kernel.org>,
	Paolo Abeni <pabeni@redhat.com>, Simon Horman <horms@kernel.org>,
	 netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next 1/4] netconsole: add an address family to struct inet_addr
Date: Thu, 6 Aug 2026 08:49:33 -0700	[thread overview]
Message-ID: <anSsOVuekqtrHDbA@gmail.com> (raw)
In-Reply-To: <20260805-netcons_ipv6-v1-1-170a35b92da1@gmail.com>

On Wed, Aug 05, 2026 at 10:33:01PM +0100, Gustavo Luiz Duarte wrote:
> @@ -731,7 +733,7 @@ static void netconsole_print_banner(struct netconsole_target *nt)
>  /* Parse the string and populate the `inet_addr` union. Return 0 if IPv4 is
						    ^-> there is no more union.

I think there are other references for union that needs to be updated as
well.

> +static int netpoll_parse_ip_addr(const char *str, struct inet_addr *addr)
...
>  	return -1;

Should the failure path set addr->family = AF_UNSPEC?

> +++ b/include/linux/netpoll.h
> +struct inet_addr {
> +	/* Address family: AF_UNSPEC when unset, else AF_INET or AF_INET6 */
> +	u8			family;
> +	union {
> +		__be32		ip;
> +		struct in6_addr	in6;
> +	};
>  };

Since a1116396476f6 ("netconsole: move local_ip/remote_ip/ipv6 to
netconsole_target") struct netpoll has no address member, and netconsole
is the only user left in the tree:

    drivers/net/netconsole.c:   union inet_addr         local_ip, remote_ip;
    drivers/net/netconsole.c:static int netpoll_parse_ip_addr(const char *str, union inet_addr *addr)

Since you touched it, can you move it to netconsole headers, please?

--breno

  reply	other threads:[~2026-08-06 15:49 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-05 21:33 [PATCH net-next 0/4] netconsole: validate a target's IP address configuration Gustavo Luiz Duarte
2026-08-05 21:33 ` [PATCH net-next 1/4] netconsole: add an address family to struct inet_addr Gustavo Luiz Duarte
2026-08-06 15:49   ` Breno Leitao [this message]
2026-08-07 11:21     ` Gustavo Luiz Duarte
2026-08-05 21:33 ` [PATCH net-next 2/4] netconsole: use the address family instead of the ipv6 flag Gustavo Luiz Duarte
2026-08-06 15:55   ` Breno Leitao
2026-08-07 12:00     ` Gustavo Luiz Duarte
2026-08-07 13:11       ` Breno Leitao
2026-08-05 21:33 ` [PATCH net-next 3/4] netconsole: reject enabling a target with no remote IP address Gustavo Luiz Duarte
2026-08-06 15:58   ` Breno Leitao
2026-08-07 12:11     ` Gustavo Luiz Duarte
2026-08-05 21:33 ` [PATCH net-next 4/4] netconsole: reject a target mixing IPv4 and IPv6 addresses Gustavo Luiz Duarte

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