linux-kernel - Re: ima changes to shmem breaks !CONFIG

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Message-ID: <4990A4ED.7020901@oracle.com>
Date:	Mon, 09 Feb 2009 13:49:33 -0800
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	Mike Frysinger <vapier.adi@...il.com>
CC:	James Morris <jmorris@...ei.org>,
	Mimi Zohar <zohar@...ux.vnet.ibm.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Serge Hallyn <serue@...ibm.com>
Subject: Re: ima changes to shmem breaks !CONFIG_SHMEM

Mike Frysinger wrote:
> On Mon, Feb 9, 2009 at 16:23, James Morris wrote:
>> On Mon, 9 Feb 2009, Mike Frysinger wrote:
>>> commit 1df9f0a73178718969ae47d813b8e7aab2cf073c broke default building
>>> for Blackfin systems:
>>>   CC      mm/shmem.o
>>> mm/shmem.c: In function 'shmem_zero_setup':
>>> mm/shmem.c:2670: error: implicit declaration of function 'ima_shm_check'
>>> make[1]: *** [mm/shmem.o] Error 1
>>>
>>> that's because the ima.h include was added behind the CONFIG_SHMEM
>>> markings rather than everywhere, just like the function is used.
>> Does this seem like the correct fix?
> 
> it converts the build error to a build warning:
>   CC      mm/shmem.o
> In file included from mm/shmem.c:32:
> include/linux/ima.h:25: warning: 'struct linux_binprm' declared inside
> parameter list
> include/linux/ima.h:25: warning: its scope is only this definition or
> declaration, which is probably not what you want

Add to the other patch:

--- linux-next-20090209.orig/include/linux/ima.h
+++ linux-next-20090209/include/linux/ima.h
@@ -8,6 +8,7 @@
  */
 
 #include <linux/fs.h>
+struct linux_binprm;
 
 #ifndef _LINUX_IMA_H
 #define _LINUX_IMA_H



and it builds for me.

-- 
~Randy
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