Revision 64b4c411a6c7a5f27555bfc2d6310b87bde3db67 authored by Andrew Morton on 21 October 2022, 04:19:22 UTC, committed by Andrew Morton on 28 October 2022, 20:37:22 UTC
These percpu counters are referenced in free_ipcs->freeque, so destroy
them later.

Fixes: 72d1e611082e ("ipc/msg: mitigate the lock contention with percpu counter")
Reported-by: syzbot+96e659d35b9d6b541152@syzkaller.appspotmail.com
Tested-by: Mark Rutland <mark.rutland@arm.com>
Cc: Jiebin Sun <jiebin.sun@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
1 parent 27d676a
Raw File
nf_conntrack_tftp.h
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _NF_CONNTRACK_TFTP_H
#define _NF_CONNTRACK_TFTP_H

#define TFTP_PORT 69

#include <linux/netfilter.h>
#include <linux/skbuff.h>
#include <linux/types.h>
#include <net/netfilter/nf_conntrack_expect.h>

struct tftphdr {
	__be16 opcode;
};

#define TFTP_OPCODE_READ	1
#define TFTP_OPCODE_WRITE	2
#define TFTP_OPCODE_DATA	3
#define TFTP_OPCODE_ACK		4
#define TFTP_OPCODE_ERROR	5

extern unsigned int (*nf_nat_tftp_hook)(struct sk_buff *skb,
				        enum ip_conntrack_info ctinfo,
				        struct nf_conntrack_expect *exp);

#endif /* _NF_CONNTRACK_TFTP_H */
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