linux-kernel - Re: [PATCH] Security: Rename SELinux to NSALinux

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Date:	Fri, 1 Apr 2016 17:45:56 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Pali Rohár <pali.rohar@...il.com>
Cc:	kbuild-all@...org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Security: Rename SELinux to NSALinux

Hi Pali,

[auto build test WARNING on v4.6-rc1]
[cannot apply to pcmoore-selinux/next next-20160401]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Pali-Roh-r/Security-Rename-SELinux-to-NSALinux/20160401-165437
reproduce:
        # apt-get install sparse
        make ARCH=x86_64 allmodconfig
        make C=1 CF=-D__CHECK_ENDIAN__


sparse warnings: (new ones prefixed by >>)

   include/linux/compiler.h:232:8: sparse: attribute 'no_sanitize_address': unknown attribute
>> security/nsalinux/netnode.c:177:24: sparse: incompatible types in comparison expression (different address spaces)
--
   include/linux/compiler.h:232:8: sparse: attribute 'no_sanitize_address': unknown attribute
>> security/nsalinux/netport.c:125:24: sparse: incompatible types in comparison expression (different address spaces)

vim +177 security/nsalinux/netnode.c

224dfbd81 security/selinux/netnode.c Paul Moore    2008-01-29  161  	case PF_INET:
224dfbd81 security/selinux/netnode.c Paul Moore    2008-01-29  162  		idx = sel_netnode_hashfn_ipv4(node->nsec.addr.ipv4);
224dfbd81 security/selinux/netnode.c Paul Moore    2008-01-29  163  		break;
224dfbd81 security/selinux/netnode.c Paul Moore    2008-01-29  164  	case PF_INET6:
224dfbd81 security/selinux/netnode.c Paul Moore    2008-01-29  165  		idx = sel_netnode_hashfn_ipv6(&node->nsec.addr.ipv6);
224dfbd81 security/selinux/netnode.c Paul Moore    2008-01-29  166  		break;
224dfbd81 security/selinux/netnode.c Paul Moore    2008-01-29  167  	default:
224dfbd81 security/selinux/netnode.c Paul Moore    2008-01-29  168  		BUG();
b04eea886 security/selinux/netnode.c Paul Moore    2013-07-23  169  		return;
224dfbd81 security/selinux/netnode.c Paul Moore    2008-01-29  170  	}
a639e7ca8 security/selinux/netnode.c Paul Moore    2008-04-25  171  
224dfbd81 security/selinux/netnode.c Paul Moore    2008-01-29  172  	/* we need to impose a limit on the growth of the hash table so check
224dfbd81 security/selinux/netnode.c Paul Moore    2008-01-29  173  	 * this bucket to make sure it is within the specified bounds */
a639e7ca8 security/selinux/netnode.c Paul Moore    2008-04-25  174  	list_add_rcu(&node->list, &sel_netnode_hash[idx].list);
a639e7ca8 security/selinux/netnode.c Paul Moore    2008-04-25  175  	if (sel_netnode_hash[idx].size == SEL_NETNODE_HASH_BKT_LIMIT) {
a639e7ca8 security/selinux/netnode.c Paul Moore    2008-04-25  176  		struct sel_netnode *tail;
a639e7ca8 security/selinux/netnode.c Paul Moore    2008-04-25 @177  		tail = list_entry(
88a693b5c security/selinux/netnode.c Dave Jones    2012-11-08  178  			rcu_dereference_protected(sel_netnode_hash[idx].list.prev,
88a693b5c security/selinux/netnode.c Dave Jones    2012-11-08  179  						  lockdep_is_held(&sel_netnode_lock)),
a639e7ca8 security/selinux/netnode.c Paul Moore    2008-04-25  180  			struct sel_netnode, list);
a639e7ca8 security/selinux/netnode.c Paul Moore    2008-04-25  181  		list_del_rcu(&tail->list);
9801c60e9 security/selinux/netnode.c Lai Jiangshan 2011-03-18  182  		kfree_rcu(tail, rcu);
a639e7ca8 security/selinux/netnode.c Paul Moore    2008-04-25  183  	} else
a639e7ca8 security/selinux/netnode.c Paul Moore    2008-04-25  184  		sel_netnode_hash[idx].size++;
224dfbd81 security/selinux/netnode.c Paul Moore    2008-01-29  185  }

:::::: The code at line 177 was first introduced by commit
:::::: a639e7ca8e8282b75be2724a28bfc788aa3bb156 SELinux: Made netnode cache adds faster

:::::: TO: Paul Moore <paul.moore@...com>
:::::: CC: James Morris <jmorris@...ei.org>

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