/*
 * File: af_phonet.h
 *
 * Phonet sockets kernel definitions
 *
 * Copyright (C) 2008 Nokia Corporation.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA
 */

#ifndef AF_PHONET_H
#define AF_PHONET_H

/*
 * The lower layers may not require more space, ever. Make sure it's
 * enough.
 */
#define MAX_PHONET_HEADER	(8 + MAX_HEADER)

/*
 * Every Phonet* socket has this structure first in its
 * protocol-specific structure under name c.
 */
struct pn_sock {
	struct sock	sk;
	u16		sobject;
	u16		dobject;
	u8		resource;
};

static inline struct pn_sock *pn_sk(struct sock *sk)
{
	return (struct pn_sock *)sk;
}

extern const struct proto_ops phonet_dgram_ops;

void pn_sock_init(void);
struct sock *pn_find_sock_by_sa(struct net *net, const struct sockaddr_pn *sa);
void pn_deliver_sock_broadcast(struct net *net, struct sk_buff *skb);
void phonet_get_local_port_range(int *min, int *max);
int pn_sock_hash(struct sock *sk);
void pn_sock_unhash(struct sock *sk);
int pn_sock_get_port(struct sock *sk, unsigned short sport);

struct sock *pn_find_sock_by_res(struct net *net, u8 res);
int pn_sock_bind_res(struct sock *sock, u8 res);
int pn_sock_unbind_res(struct sock *sk, u8 res);
void pn_sock_unbind_all_res(struct sock *sk);

int pn_skb_send(struct sock *sk, struct sk_buff *skb,
		const struct sockaddr_pn *target);

static inline struct phonethdr *pn_hdr(struct sk_buff *skb)
{
	return (struct phonethdr *)skb_network_header(skb);
}

static inline struct phonetmsg *pn_msg(struct sk_buff *skb)
{
	return (struct phonetmsg *)skb_transport_header(skb);
}

/*
 * Get the other party's sockaddr from received skb. The skb begins
 * with a Phonet header.
 */
static inline
void pn_skb_get_src_sockaddr(struct sk_buff *skb, struct sockaddr_pn *sa)
{
	struct phonethdr *ph = pn_hdr(skb);
	u16 obj = pn_object(ph->pn_sdev, ph->pn_sobj);

	sa->spn_family = AF_PHONET;
	pn_sockaddr_set_object(sa, obj);
	pn_sockaddr_set_resource(sa, ph->pn_res);
	memset(sa->spn_zero, 0, sizeof(sa->spn_zero));
}

static inline
void pn_skb_get_dst_sockaddr(struct sk_buff *skb, struct sockaddr_pn *sa)
{
	struct phonethdr *ph = pn_hdr(skb);
	u16 obj = pn_object(ph->pn_rdev, ph->pn_robj);

	sa->spn_family = AF_PHONET;
	pn_sockaddr_set_object(sa, obj);
	pn_sockaddr_set_resource(sa, ph->pn_res);
	memset(sa->spn_zero, 0, sizeof(sa->spn_zero));
}

/* Protocols in Phonet protocol family. */
struct phonet_protocol {
	const struct proto_ops	*ops;
	struct proto		*prot;
	int			sock_type;
};

int phonet_proto_register(unsigned int protocol, struct phonet_protocol *pp);
void phonet_proto_unregister(unsigned int protocol, struct phonet_protocol *pp);

int phonet_sysctl_init(void);
void phonet_sysctl_exit(void);
int isi_register(void);
void isi_unregister(void);

#endif
href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/gadget/udc/atmel_usba_udc.c?id=c929ea0b910355e1876c64431f3d5802f95b3d75'>atmel_usba_udc.c</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='c929ea0b910355e1876c64431f3d5802f95b3d75'/><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>Kinglong Mee &lt;kinglongmee@gmail.com&gt;</td><td class='right'>2017-01-20 16:48:39 +0800</td></tr>
<tr><th>committer</th><td>Trond Myklebust &lt;trond.myklebust@primarydata.com&gt;</td><td class='right'>2017-01-24 15:29:24 -0500</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/gadget/udc/atmel_usba_udc.c?id=c929ea0b910355e1876c64431f3d5802f95b3d75'>c929ea0b910355e1876c64431f3d5802f95b3d75</a> (<a href='/cgit.cgi/linux/net-next.git/patch/drivers/usb/gadget/udc/atmel_usba_udc.c?id=c929ea0b910355e1876c64431f3d5802f95b3d75'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=c929ea0b910355e1876c64431f3d5802f95b3d75'>94339f18c2be5b9308b9f44ac8b450fe58bcc645</a> /<a href='/cgit.cgi/linux/net-next.git/tree/drivers/usb/gadget/udc/atmel_usba_udc.c?id=c929ea0b910355e1876c64431f3d5802f95b3d75'>drivers/usb/gadget/udc/atmel_usba_udc.c</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/gadget/udc/atmel_usba_udc.c?id=a430607b2ef7c3be090f88c71cfcb1b3988aa7c0'>a430607b2ef7c3be090f88c71cfcb1b3988aa7c0</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/gadget/udc/atmel_usba_udc.c?id=c929ea0b910355e1876c64431f3d5802f95b3d75&amp;id2=a430607b2ef7c3be090f88c71cfcb1b3988aa7c0'>diff</a>)</td></tr></table>
<div class='commit-subject'>SUNRPC: cleanup ida information when removing sunrpc module</div><div class='commit-msg'>After removing sunrpc module, I get many kmemleak information as,
unreferenced object 0xffff88003316b1e0 (size 544):
  comm "gssproxy", pid 2148, jiffies 4294794465 (age 4200.081s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [&lt;ffffffffb0cfb58a&gt;] kmemleak_alloc+0x4a/0xa0
    [&lt;ffffffffb03507fe&gt;] kmem_cache_alloc+0x15e/0x1f0
    [&lt;ffffffffb0639baa&gt;] ida_pre_get+0xaa/0x150
    [&lt;ffffffffb0639cfd&gt;] ida_simple_get+0xad/0x180
    [&lt;ffffffffc06054fb&gt;] nlmsvc_lookup_host+0x4ab/0x7f0 [lockd]
    [&lt;ffffffffc0605e1d&gt;] lockd+0x4d/0x270 [lockd]
    [&lt;ffffffffc06061e5&gt;] param_set_timeout+0x55/0x100 [lockd]
    [&lt;ffffffffc06cba24&gt;] svc_defer+0x114/0x3f0 [sunrpc]
    [&lt;ffffffffc06cbbe7&gt;] svc_defer+0x2d7/0x3f0 [sunrpc]
    [&lt;ffffffffc06c71da&gt;] rpc_show_info+0x8a/0x110 [sunrpc]
    [&lt;ffffffffb044a33f&gt;] proc_reg_write+0x7f/0xc0
    [&lt;ffffffffb038e41f&gt;] __vfs_write+0xdf/0x3c0
    [&lt;ffffffffb0390f1f&gt;] vfs_write+0xef/0x240
    [&lt;ffffffffb0392fbd&gt;] SyS_write+0xad/0x130
    [&lt;ffffffffb0d06c37&gt;] entry_SYSCALL_64_fastpath+0x1a/0xa9
    [&lt;ffffffffffffffff&gt;] 0xffffffffffffffff

I found, the ida information (dynamic memory) isn't cleanup.

Signed-off-by: Kinglong Mee &lt;kinglongmee@gmail.com&gt;
Fixes: 2f048db4680a ("SUNRPC: Add an identifier for struct rpc_clnt")
Cc: stable@vger.kernel.org # v3.12+
Signed-off-by: Trond Myklebust &lt;trond.myklebust@primarydata.com&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=c929ea0b910355e1876c64431f3d5802f95b3d75'>Diffstat</a> (limited to 'drivers/usb/gadget/udc/atmel_usba_udc.c')</div><table summary='diffstat' class='diffstat'>