/*
 * JFFS2 -- Journalling Flash File System, Version 2.
 *
 * Copyright © 2006  NEC Corporation
 *
 * Created by KaiGai Kohei <kaigai@ak.jp.nec.com>
 *
 * For licensing information, see the file 'LICENCE' in this directory.
 *
 */

#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/fs.h>
#include <linux/time.h>
#include <linux/pagemap.h>
#include <linux/highmem.h>
#include <linux/crc32.h>
#include <linux/jffs2.h>
#include <linux/xattr.h>
#include <linux/mtd/mtd.h>
#include <linux/security.h>
#include "nodelist.h"

/* ---- Initial Security Label(s) Attachment callback --- */
static int jffs2_initxattrs(struct inode *inode,
			    const struct xattr *xattr_array, void *fs_info)
{
	const struct xattr *xattr;
	int err = 0;

	for (xattr = xattr_array; xattr->name != NULL; xattr++) {
		err = do_jffs2_setxattr(inode, JFFS2_XPREFIX_SECURITY,
					xattr->name, xattr->value,
					xattr->value_len, 0);
		if (err < 0)
			break;
	}
	return err;
}

/* ---- Initial Security Label(s) Attachment ----------- */
int jffs2_init_security(struct inode *inode, struct inode *dir,
			const struct qstr *qstr)
{
	return security_inode_init_security(inode, dir, qstr,
					    &jffs2_initxattrs, NULL);
}

/* ---- XATTR Handler for "security.*" ----------------- */
static int jffs2_security_getxattr(const struct xattr_handler *handler,
				   struct dentry *unused, struct inode *inode,
				   const char *name, void *buffer, size_t size)
{
	return do_jffs2_getxattr(inode, JFFS2_XPREFIX_SECURITY,
				 name, buffer, size);
}

static int jffs2_security_setxattr(const struct xattr_handler *handler,
				   struct dentry *unused, struct inode *inode,
				   const char *name, const void *buffer,
				   size_t size, int flags)
{
	return do_jffs2_setxattr(inode, JFFS2_XPREFIX_SECURITY,
				 name, buffer, size, flags);
}

const struct xattr_handler jffs2_security_xattr_handler = {
	.prefix = XATTR_SECURITY_PREFIX,
	.set = jffs2_security_setxattr,
	.get = jffs2_security_getxattr
};
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?id=63461a028f761f8e45d22d06fb7e7468def024b7'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/net?id=63461a028f761f8e45d22d06fb7e7468def024b7'>net</a>/<a href='/cgit.cgi/linux/net-next.git/log/net/sched?id=63461a028f761f8e45d22d06fb7e7468def024b7'>sched</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/net/sched?id=63461a028f761f8e45d22d06fb7e7468def024b7&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>
<tr><td><span title='2017-02-10 13:18:33 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net/sched?id=853a14ba4682f820266469979c9297debc05f60c'>net/act_pedit: Introduce 'add' operation</a></td><td>Amir Vadai</td><td>1</td><td><span class='deletions'>-4</span>/<span class='insertions'>+26</span></td></tr>
<tr><td><span title='2017-02-10 13:18:33 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net/sched?id=71d0ed7079dffbc5cd0941d77d9b84e04109c9bb'>net/act_pedit: Support using offset relative to the conventional network headers</a></td><td>Amir Vadai</td><td>1</td><td><span class='deletions'>-16</span>/<span class='insertions'>+180</span></td></tr>
<tr><td><span title='2017-02-10 11:38:09 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net/sched?id=40c81b25b16cd871afe70630c131bd2544848d1f'>sched: check negative err value to safe one level of indent</a></td><td>Jiri Pirko</td><td>1</td><td><span class='deletions'>-13</span>/<span class='insertions'>+9</span></td></tr>
<tr><td><span title='2017-02-10 11:38:09 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net/sched?id=7215032ced14f9943c8b72b61f4ac52902002158'>sched: add missing curly braces in else branch in tc_ctl_tfilter</a></td><td>Jiri Pirko</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+2</span></td></tr>
<tr><td><span title='2017-02-10 11:38:09 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net/sched?id=6bb16e7ae26095892e8c51de4142d8f344793340'>sched: move err set right before goto errout in tc_ctl_tfilter</a></td><td>Jiri Pirko</td><td>1</td><td><span class='deletions'>-10</span>/<span class='insertions'>+19</span></td></tr>
<tr><td><span title='2017-02-10 11:38:08 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net/sched?id=33a48927c193d030c80ecaeb3e021b7ed85f9c78'>sched: push TC filter protocol creation into a separate function</a></td><td>Jiri Pirko</td><td>1</td><td><span class='deletions'>-51</span>/<span class='insertions'>+59</span></td></tr>
<tr><td><span title='2017-02-10 11:38:08 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net/sched?id=cf1facda2f61bc3e9ffd985b6d624dec6ad3f279'>sched: move tcf_proto_destroy and tcf_destroy_chain helpers into cls_api</a></td><td>Jiri Pirko</td><td>13</td><td><span class='deletions'>-24</span>/<span class='insertions'>+32</span></td></tr>
<tr><td><span title='2017-02-10 11:38:08 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net/sched?id=79112c26f14c38ddbac3b2739469e373ef424fe6'>sched: rename tcf_destroy to tcf_destroy_proto</a></td><td>Jiri Pirko</td><td>2</td><td><span class='deletions'>-6</span>/<span class='insertions'>+6</span></td></tr>
<tr><td><span title='2017-02-07 11:42:34 -0500'>2017-02-07</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net/sched?id=89d82452d1fd283bb1e313bc7a1f7c324362cf02'>net/sched: act_mirred: remove duplicated include from act_mirred.c</a></td><td>Wei Yongjun</td><td>1</td><td><span class='deletions'>-2</span>/<span class='insertions'>+0</span></td></tr>
<tr><td><span title='2017-02-03 16:58:20 -0500'>2017-02-03</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net/sched?id=52e01b84a244473074fc0612c169e2e043d58b01'>Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next</a></td><td>David S. Miller</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+1</span></td></tr>
<tr><td><span title='2017-02-03 16:35:43 -0500'>2017-02-03</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net/sched?id=69ca05ce9dec2cc95070df7f1f10ea6c9c12d237'>sched: cls_flower: expose priority to offloading netdevice</a></td><td>Jiri Pirko</td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+3</span></td></tr>
<tr><td><span title='2017-02-03 15:16:46 -0500'>2017-02-03</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net/sched?id=295a6e06d21e1f469c9f38b00125a13b60ad4e7c'>net/sched: act_ife: Change to use ife module</a></td><td>Yotam Gigi</td><td>2</td><td><span class='deletions'>-78</span>/<span class='insertions'>+33</span></td></tr>
<tr><td><span title='2017-02-03 15:16:45 -0500'>2017-02-03</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net/sched?id=1d5e7c859e81a66674d194c346119d154d31e9dc'>net/sched: act_ife: Unexport ife_tlv_meta_encode</a></td><td>Yotam Gigi</td><td>1</td><td><span class='deletions'>-2</span>/<span class='insertions'>+2</span></td></tr>
<tr><td><span title='2017-02-02 16:54:00 -0500'>2017-02-02</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net/sched?id=e2160156bf2a7d5018e99a9993fbcdda0abac09b'>Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net</a></td><td>David S. Miller</td><td>2</td><td><span class='deletions'>-85</span>/<span class='insertions'>+48</span></td></tr>
<tr><td><span title='2017-02-02 14:31:53 +0100'>2017-02-02</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/net/sched?id=cb9c68363efb6d1f950ec55fb06e031ee70db5fc'>skbuff: add and use skb_nfct helper</a></td><td>Florian Westphal</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+1</span></td></tr>