Net, USB, Option, hso: Do not dereference NULL pointer
[zen-stable.git] / net / atm / common.h
blobf48a76b6cdf48845a5834800f6716113c9c95914
1 /* net/atm/common.h - ATM sockets (common part for PVC and SVC) */
3 /* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
6 #ifndef NET_ATM_COMMON_H
7 #define NET_ATM_COMMON_H
9 #include <linux/net.h>
10 #include <linux/poll.h> /* for poll_table */
13 int vcc_create(struct net *net, struct socket *sock, int protocol, int family);
14 int vcc_release(struct socket *sock);
15 int vcc_connect(struct socket *sock, int itf, short vpi, int vci);
16 int vcc_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg,
17 size_t size, int flags);
18 int vcc_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *m,
19 size_t total_len);
20 unsigned int vcc_poll(struct file *file, struct socket *sock, poll_table *wait);
21 int vcc_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg);
22 int vcc_compat_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg);
23 int vcc_setsockopt(struct socket *sock, int level, int optname,
24 char __user *optval, unsigned int optlen);
25 int vcc_getsockopt(struct socket *sock, int level, int optname,
26 char __user *optval, int __user *optlen);
28 int atmpvc_init(void);
29 void atmpvc_exit(void);
30 int atmsvc_init(void);
31 void atmsvc_exit(void);
32 int atm_sysfs_init(void);
33 void atm_sysfs_exit(void);
35 #ifdef CONFIG_PROC_FS
36 int atm_proc_init(void);
37 void atm_proc_exit(void);
38 #else
39 static inline int atm_proc_init(void)
41 return 0;
44 static inline void atm_proc_exit(void)
46 /* nothing */
48 #endif /* CONFIG_PROC_FS */
50 /* SVC */
51 int svc_change_qos(struct atm_vcc *vcc,struct atm_qos *qos);
53 void atm_dev_release_vccs(struct atm_dev *dev);
55 #endif