linux-kernel - Re: [2.6 patch] add key_revoke() dummy for KEYS=n

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Date:	Sun, 12 Oct 2008 07:48:22 -0400
From:	Jeff Layton <jlayton@...hat.com>
To:	Adrian Bunk <bunk@...nel.org>
Cc:	David Howells <dhowells@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Steve French <sfrench@...ibm.com>,
	linux-cifs-client@...ts.samba.org
Subject: Re: [2.6 patch] add key_revoke() dummy for KEYS=n

On Sun, 12 Oct 2008 07:10:50 +0300
Adrian Bunk <bunk@...nel.org> wrote:

> This patch fixes the following build error with CONFIG_KEYS=n, caused by
> commit dfd15c46a6c2cafb006183c0c14f07e59eee4ac0
> (cifs: explicitly revoke SPNEGO key after session setup):
> 
> <--  snip  -->
> 
> ...
>   CC [M]  fs/cifs/sess.o
> fs/cifs/sess.c: In function 'CIFS_SessSetup':
> fs/cifs/sess.c:628: error: implicit declaration of function 'key_revoke'
> make[3]: *** [fs/cifs/sess.o] Error 1
> 
> <--  snip  -->
> 
> 
> Signed-off-by: Adrian Bunk <bunk@...nel.org>
> 
> ---
> 
> diff --git a/include/linux/key.h b/include/linux/key.h
> index c45c962..1b70e35 100644
> --- a/include/linux/key.h
> +++ b/include/linux/key.h
> @@ -299,6 +299,7 @@ extern void key_init(void);
>  #define key_validate(k)			0
>  #define key_serial(k)			0
>  #define key_get(k) 			({ NULL; })
> +#define key_revoke(k)			do { } while(0)
>  #define key_put(k)			do { } while(0)
>  #define key_ref_put(k)			do { } while(0)
>  #define make_key_ref(k, p)			({ NULL; })
> 

Acked-by: Jeff Layton <jlayton@...hat.com>
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