diff options
Diffstat (limited to 'net/atm')
-rw-r--r-- | net/atm/common.c | 2 | ||||
-rw-r--r-- | net/atm/ioctl.c | 177 | ||||
-rw-r--r-- | net/atm/pvc.c | 5 | ||||
-rw-r--r-- | net/atm/svc.c | 11 |
4 files changed, 185 insertions, 10 deletions
diff --git a/net/atm/common.c b/net/atm/common.c index 950bd16d2383..d61e051e0a3f 100644 --- a/net/atm/common.c +++ b/net/atm/common.c @@ -496,7 +496,7 @@ int vcc_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, error = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied); if (error) return error; - sock_recv_timestamp(msg, sk, skb); + sock_recv_ts_and_drops(msg, sk, skb); pr_debug("RcvM %d -= %d\n", atomic_read(&sk->sk_rmem_alloc), skb->truesize); atm_return(vcc, skb->truesize); skb_free_datagram(sk, skb); diff --git a/net/atm/ioctl.c b/net/atm/ioctl.c index 4da8892ced5f..2ea40995dced 100644 --- a/net/atm/ioctl.c +++ b/net/atm/ioctl.c @@ -191,8 +191,181 @@ int vcc_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg) } #ifdef CONFIG_COMPAT -int vcc_compat_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg) +/* + * FIXME: + * The compat_ioctl handling is duplicated, using both these conversion + * routines and the compat argument to the actual handlers. Both + * versions are somewhat incomplete and should be merged, e.g. by + * moving the ioctl number translation into the actual handlers and + * killing the conversion code. + * + * -arnd, November 2009 + */ +#define ATM_GETLINKRATE32 _IOW('a', ATMIOC_ITF+1, struct compat_atmif_sioc) +#define ATM_GETNAMES32 _IOW('a', ATMIOC_ITF+3, struct compat_atm_iobuf) +#define ATM_GETTYPE32 _IOW('a', ATMIOC_ITF+4, struct compat_atmif_sioc) +#define ATM_GETESI32 _IOW('a', ATMIOC_ITF+5, struct compat_atmif_sioc) +#define ATM_GETADDR32 _IOW('a', ATMIOC_ITF+6, struct compat_atmif_sioc) +#define ATM_RSTADDR32 _IOW('a', ATMIOC_ITF+7, struct compat_atmif_sioc) +#define ATM_ADDADDR32 _IOW('a', ATMIOC_ITF+8, struct compat_atmif_sioc) +#define ATM_DELADDR32 _IOW('a', ATMIOC_ITF+9, struct compat_atmif_sioc) +#define ATM_GETCIRANGE32 _IOW('a', ATMIOC_ITF+10, struct compat_atmif_sioc) +#define ATM_SETCIRANGE32 _IOW('a', ATMIOC_ITF+11, struct compat_atmif_sioc) +#define ATM_SETESI32 _IOW('a', ATMIOC_ITF+12, struct compat_atmif_sioc) +#define ATM_SETESIF32 _IOW('a', ATMIOC_ITF+13, struct compat_atmif_sioc) +#define ATM_GETSTAT32 _IOW('a', ATMIOC_SARCOM+0, struct compat_atmif_sioc) +#define ATM_GETSTATZ32 _IOW('a', ATMIOC_SARCOM+1, struct compat_atmif_sioc) +#define ATM_GETLOOP32 _IOW('a', ATMIOC_SARCOM+2, struct compat_atmif_sioc) +#define ATM_SETLOOP32 _IOW('a', ATMIOC_SARCOM+3, struct compat_atmif_sioc) +#define ATM_QUERYLOOP32 _IOW('a', ATMIOC_SARCOM+4, struct compat_atmif_sioc) + +static struct { + unsigned int cmd32; + unsigned int cmd; +} atm_ioctl_map[] = { + { ATM_GETLINKRATE32, ATM_GETLINKRATE }, + { ATM_GETNAMES32, ATM_GETNAMES }, + { ATM_GETTYPE32, ATM_GETTYPE }, + { ATM_GETESI32, ATM_GETESI }, + { ATM_GETADDR32, ATM_GETADDR }, + { ATM_RSTADDR32, ATM_RSTADDR }, + { ATM_ADDADDR32, ATM_ADDADDR }, + { ATM_DELADDR32, ATM_DELADDR }, + { ATM_GETCIRANGE32, ATM_GETCIRANGE }, + { ATM_SETCIRANGE32, ATM_SETCIRANGE }, + { ATM_SETESI32, ATM_SETESI }, + { ATM_SETESIF32, ATM_SETESIF }, + { ATM_GETSTAT32, ATM_GETSTAT }, + { ATM_GETSTATZ32, ATM_GETSTATZ }, + { ATM_GETLOOP32, ATM_GETLOOP }, + { ATM_SETLOOP32, ATM_SETLOOP }, + { ATM_QUERYLOOP32, ATM_QUERYLOOP }, +}; + +#define NR_ATM_IOCTL ARRAY_SIZE(atm_ioctl_map) + +static int do_atm_iobuf(struct socket *sock, unsigned int cmd, + unsigned long arg) +{ + struct atm_iobuf __user *iobuf; + struct compat_atm_iobuf __user *iobuf32; + u32 data; + void __user *datap; + int len, err; + + iobuf = compat_alloc_user_space(sizeof(*iobuf)); + iobuf32 = compat_ptr(arg); + + if (get_user(len, &iobuf32->length) || + get_user(data, &iobuf32->buffer)) + return -EFAULT; + datap = compat_ptr(data); + if (put_user(len, &iobuf->length) || + put_user(datap, &iobuf->buffer)) + return -EFAULT; + + err = do_vcc_ioctl(sock, cmd, (unsigned long) iobuf, 0); + + if (!err) { + if (copy_in_user(&iobuf32->length, &iobuf->length, + sizeof(int))) + err = -EFAULT; + } + + return err; +} + +static int do_atmif_sioc(struct socket *sock, unsigned int cmd, + unsigned long arg) +{ + struct atmif_sioc __user *sioc; + struct compat_atmif_sioc __user *sioc32; + u32 data; + void __user *datap; + int err; + + sioc = compat_alloc_user_space(sizeof(*sioc)); + sioc32 = compat_ptr(arg); + + if (copy_in_user(&sioc->number, &sioc32->number, 2 * sizeof(int)) + || get_user(data, &sioc32->arg)) + return -EFAULT; + datap = compat_ptr(data); + if (put_user(datap, &sioc->arg)) + return -EFAULT; + + err = do_vcc_ioctl(sock, cmd, (unsigned long) sioc, 0); + + if (!err) { + if (copy_in_user(&sioc32->length, &sioc->length, + sizeof(int))) + err = -EFAULT; + } + return err; +} + +static int do_atm_ioctl(struct socket *sock, unsigned int cmd32, + unsigned long arg) +{ + int i; + unsigned int cmd = 0; + + switch (cmd32) { + case SONET_GETSTAT: + case SONET_GETSTATZ: + case SONET_GETDIAG: + case SONET_SETDIAG: + case SONET_CLRDIAG: + case SONET_SETFRAMING: + case SONET_GETFRAMING: + case SONET_GETFRSENSE: + return do_atmif_sioc(sock, cmd32, arg); + } + + for (i = 0; i < NR_ATM_IOCTL; i++) { + if (cmd32 == atm_ioctl_map[i].cmd32) { + cmd = atm_ioctl_map[i].cmd; + break; + } + } + if (i == NR_ATM_IOCTL) + return -EINVAL; + + switch (cmd) { + case ATM_GETNAMES: + return do_atm_iobuf(sock, cmd, arg); + + case ATM_GETLINKRATE: + case ATM_GETTYPE: + case ATM_GETESI: + case ATM_GETADDR: + case ATM_RSTADDR: + case ATM_ADDADDR: + case ATM_DELADDR: + case ATM_GETCIRANGE: + case ATM_SETCIRANGE: + case ATM_SETESI: + case ATM_SETESIF: + case ATM_GETSTAT: + case ATM_GETSTATZ: + case ATM_GETLOOP: + case ATM_SETLOOP: + case ATM_QUERYLOOP: + return do_atmif_sioc(sock, cmd, arg); + } + + return -EINVAL; +} + +int vcc_compat_ioctl(struct socket *sock, unsigned int cmd, + unsigned long arg) { - return do_vcc_ioctl(sock, cmd, arg, 1); + int ret; + + ret = do_vcc_ioctl(sock, cmd, arg, 1); + if (ret != -ENOIOCTLCMD) + return ret; + + return do_atm_ioctl(sock, cmd, arg); } #endif diff --git a/net/atm/pvc.c b/net/atm/pvc.c index d4c024504f99..8d74e62b0d79 100644 --- a/net/atm/pvc.c +++ b/net/atm/pvc.c @@ -127,7 +127,8 @@ static const struct proto_ops pvc_proto_ops = { }; -static int pvc_create(struct net *net, struct socket *sock,int protocol) +static int pvc_create(struct net *net, struct socket *sock, int protocol, + int kern) { if (net != &init_net) return -EAFNOSUPPORT; @@ -137,7 +138,7 @@ static int pvc_create(struct net *net, struct socket *sock,int protocol) } -static struct net_proto_family pvc_family_ops = { +static const struct net_proto_family pvc_family_ops = { .family = PF_ATMPVC, .create = pvc_create, .owner = THIS_MODULE, diff --git a/net/atm/svc.c b/net/atm/svc.c index f90d143c4b25..66e1d9b3e5de 100644 --- a/net/atm/svc.c +++ b/net/atm/svc.c @@ -25,7 +25,7 @@ #include "signaling.h" #include "addr.h" -static int svc_create(struct net *net, struct socket *sock,int protocol); +static int svc_create(struct net *net, struct socket *sock, int protocol, int kern); /* * Note: since all this is still nicely synchronized with the signaling demon, @@ -330,7 +330,7 @@ static int svc_accept(struct socket *sock,struct socket *newsock,int flags) lock_sock(sk); - error = svc_create(sock_net(sk), newsock,0); + error = svc_create(sock_net(sk), newsock, 0, 0); if (error) goto out; @@ -650,11 +650,12 @@ static const struct proto_ops svc_proto_ops = { }; -static int svc_create(struct net *net, struct socket *sock,int protocol) +static int svc_create(struct net *net, struct socket *sock, int protocol, + int kern) { int error; - if (net != &init_net) + if (!net_eq(net, &init_net)) return -EAFNOSUPPORT; sock->ops = &svc_proto_ops; @@ -666,7 +667,7 @@ static int svc_create(struct net *net, struct socket *sock,int protocol) } -static struct net_proto_family svc_family_ops = { +static const struct net_proto_family svc_family_ops = { .family = PF_ATMSVC, .create = svc_create, .owner = THIS_MODULE, |