Re: Latest bk build error in xfrm.h

[Rusty Lynch <rusty@linux.co.intel.com>]

On Thu, 2003-03-06 at 16:03, David S. Miller wrote:
>    From: Rusty Lynch <rusty@linux.co.intel.com>
>    Date: 06 Mar 2003 13:38:44 -0800
> 
>    The problem is now the core networking has a dependency on the crypto
>    hmac code (CONFIG_CRYOTPO_HMAC) since the ipv4 ipsec code was added to
>    include/net/xfrm.h (which is included from all kinds of places.)
>    
>    The pretty much exhaust my networking/ipsec knowledge so no patch.
>    
> I just pushed the following patch to Linus, should fix the build for
> everyone.  It's also available at:
> 
> 	bk://kernel.bkbits.net/davem/netfix-2.5
> 
> Thanks.
> 
> ChangeSet@1.1075.2.1, 2003-03-06 16:17:07-08:00, davem@nuts.ninka.net
>   [IPSEC]: Fix build when ipsec is disabled.
> 

There is still a build dependency between the INET_AH/INET_ESP and
CRYPTO_HMAC that the Kconfig does not cover.  The following trivial
patch fixes it:

--- net/ipv4/Kconfig.orig	2003-03-06 17:36:13.000000000 -0800
+++ net/ipv4/Kconfig	2003-03-06 17:37:38.000000000 -0800
@@ -350,6 +350,7 @@
 
 config INET_AH
 	tristate "IP: AH transformation"
+	depends on CRYPTO_HMAC
 	---help---
 	  Support for IPsec AH.
 
@@ -357,6 +358,7 @@
 
 config INET_ESP
 	tristate "IP: ESP transformation"
+	depends on CRYPTO_HMAC
 	---help---
 	  Support for IPsec ESP.