/*
 *	NET3:	802.3 data link hooks used for IPX 802.3
 *
 *	This program is free software; you can redistribute it and/or
 *	modify it under the terms of the GNU General Public License
 *	as published by the Free Software Foundation; either version
 *	2 of the License, or (at your option) any later version.
 *
 *	802.3 isn't really a protocol data link layer. Some old IPX stuff
 *	uses it however. Note that there is only one 802.3 protocol layer
 *	in the system. We don't currently support different protocols
 *	running raw 802.3 on different devices. Thankfully nobody else
 *	has done anything like the old IPX.
 */

#include <linux/in.h>
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/netdevice.h>
#include <linux/skbuff.h>
#include <linux/slab.h>

#include <net/datalink.h>
#include <net/p8022.h>

/*
 *	Place an 802.3 header on a packet. The driver will do the mac
 *	addresses, we just need to give it the buffer length.
 */
static int p8023_request(struct datalink_proto *dl,
			 struct sk_buff *skb, unsigned char *dest_node)
{
	struct net_device *dev = skb->dev;

	dev_hard_header(skb, dev, ETH_P_802_3, dest_node, NULL, skb->len);
	return dev_queue_xmit(skb);
}

/*
 *	Create an 802.3 client. Note there can be only one 802.3 client
 */
struct datalink_proto *make_8023_client(void)
{
	struct datalink_proto *proto = kmalloc(sizeof(*proto), GFP_ATOMIC);

	if (proto) {
		proto->header_length = 0;
		proto->request	     = p8023_request;
	}
	return proto;
}

/*
 *	Destroy the 802.3 client.
 */
void destroy_8023_client(struct datalink_proto *dl)
{
	kfree(dl);
}

EXPORT_SYMBOL(destroy_8023_client);
EXPORT_SYMBOL(make_8023_client);

MODULE_LICENSE("GPL");
efs/?h=nds-private-remove&amp;id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>refs</a><a href='/cgit.cgi/linux/net-next.git/log/net/netrom/af_netrom.c?h=nds-private-remove'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/net/netrom/af_netrom.c?h=nds-private-remove&amp;id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>tree</a><a class='active' href='/cgit.cgi/linux/net-next.git/commit/net/netrom/af_netrom.c?h=nds-private-remove&amp;id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/net/netrom/af_netrom.c?h=nds-private-remove&amp;id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/net/netrom/af_netrom.c'>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?h=nds-private-remove&amp;id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/net?h=nds-private-remove&amp;id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>net</a>/<a href='/cgit.cgi/linux/net-next.git/commit/net/netrom?h=nds-private-remove&amp;id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>netrom</a>/<a href='/cgit.cgi/linux/net-next.git/commit/net/netrom/af_netrom.c?h=nds-private-remove&amp;id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>af_netrom.c</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='h' value='nds-private-remove'/><input type='hidden' name='id' value='23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-02-08 09:56:15 -0800</td></tr>
<tr><th>committer</th><td>Linus Torvalds &lt;torvalds@linux-foundation.org&gt;</td><td class='right'>2017-02-08 09:56:15 -0800</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/net/netrom/af_netrom.c?h=nds-private-remove&amp;id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b</a> (<a href='/cgit.cgi/linux/net-next.git/patch/net/netrom/af_netrom.c?id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?h=nds-private-remove&amp;id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>4aff32d5f2f6fe2f54028bfd4d1b66fdd2f8d281</a> /<a href='/cgit.cgi/linux/net-next.git/tree/net/netrom/af_netrom.c?h=nds-private-remove&amp;id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>net/netrom/af_netrom.c</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/net/netrom/af_netrom.c?h=nds-private-remove&amp;id=926af6273fc683cd98cd0ce7bf0d04a02eed6742'>926af6273fc683cd98cd0ce7bf0d04a02eed6742</a> (<a href='/cgit.cgi/linux/net-next.git/diff/net/netrom/af_netrom.c?h=nds-private-remove&amp;id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b&amp;id2=926af6273fc683cd98cd0ce7bf0d04a02eed6742'>diff</a>)</td></tr><tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/net/netrom/af_netrom.c?h=nds-private-remove&amp;id=eeeefd41843218c55a8782a6920f044d9bf6207a'>eeeefd41843218c55a8782a6920f044d9bf6207a</a> (<a href='/cgit.cgi/linux/net-next.git/diff/net/netrom/af_netrom.c?h=nds-private-remove&amp;id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b&amp;id2=eeeefd41843218c55a8782a6920f044d9bf6207a'>diff</a>)</td></tr></table>
<div class='commit-subject'>Merge branch 'for-linus' of git://git.kernel.dk/linux-block</div><div class='commit-msg'>Pull block fix from Jens Axboe:
 "A single fix that should go into 4.10, fixing a regression on some
  devices with the WRITE_SAME command"

* 'for-linus' of git://git.kernel.dk/linux-block:
  block: don't try Write Same from __blkdev_issue_zeroout
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?h=nds-private-remove&amp;id=23fbe2cdc1de80120cf9ccd478ac57c3a3a0764b'>Diffstat</a> (limited to 'net/netrom/af_netrom.c')</div><table summary='diffstat' class='diffstat'>