linux-kernel - Re: [PATCH 1/3] X25: Move SYSCTL ifdefs into header

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Message-ID: <m1fx7ztx4r.fsf@fess.ebiederm.org>
Date:	Fri, 27 Nov 2009 14:34:44 -0800
From:	ebiederm@...ssion.com (Eric W. Biederman)
To:	andrew hendry <andrew.hendry@...il.com>
Cc:	netdev@...r.kernel.org,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-x25@...r.kernel.org
Subject: Re: [PATCH 1/3] X25: Move SYSCTL ifdefs into header

andrew hendry <andrew.hendry@...il.com> writes:

> Moves the CONFIG_SYSCTL ifdefs in x25_init into header.

This looks like a reasonable change and it doesn't conflict
with my pending changes in the sysctl tree.

Acked-by: "Eric W. Biederman" <ebiederm@...ssion.com>

>
> Signed-off-by: Andrew Hendry <andrew.hendry@...il.com>
>
> diff -uprN -X a/Documentation/dontdiff a/include/net/x25.h b/include/net/x25.h
> --- a/include/net/x25.h	2009-11-10 11:32:31.000000000 +1100
> +++ b/include/net/x25.h	2009-11-25 09:05:21.000000000 +1100
> @@ -287,8 +287,14 @@ extern unsigned long x25_display_timer(s
>  extern void x25_check_rbuf(struct sock *);
>
>  /* sysctl_net_x25.c */
> +#ifdef CONFIG_SYSCTL
>  extern void x25_register_sysctl(void);
>  extern void x25_unregister_sysctl(void);
> +#else
> +static inline void x25_register_sysctl(void) {};
> +static inline void x25_unregister_sysctl(void) {};
> +#endif /* CONFIG_SYSCTL */
> +
>  struct x25_skb_cb {
>  	unsigned flags;
>  };
> diff -uprN -X a/Documentation/dontdiff a/net/x25/af_x25.c b/net/x25/af_x25.c
> --- a/net/x25/af_x25.c	2009-11-17 10:30:18.000000000 +1100
> +++ b/net/x25/af_x25.c	2009-11-25 09:04:25.000000000 +1100
> @@ -1667,9 +1667,7 @@ static int __init x25_init(void)
>
>  	printk(KERN_INFO "X.25 for Linux Version 0.2\n");
>
> -#ifdef CONFIG_SYSCTL
>  	x25_register_sysctl();
> -#endif
>  	x25_proc_init();
>  out:
>  	return rc;
> @@ -1682,9 +1680,7 @@ static void __exit x25_exit(void)
>  	x25_link_free();
>  	x25_route_free();
>
> -#ifdef CONFIG_SYSCTL
>  	x25_unregister_sysctl();
> -#endif
>
>  	unregister_netdevice_notifier(&x25_dev_notifier);
> --
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