diff options
Diffstat (limited to 'net/ipv6')
| -rw-r--r-- | net/ipv6/udp.c | 118 |
1 files changed, 9 insertions, 109 deletions
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index b3ea8af50a9..f52a5c3cc0a 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -505,10 +505,11 @@ static void udp_v6_flush_pending_frames(struct sock *sk) * Sending */ -static int udp_v6_push_pending_frames(struct sock *sk, struct udp_sock *up) +static int udp_v6_push_pending_frames(struct sock *sk) { struct sk_buff *skb; struct udphdr *uh; + struct udp_sock *up = udp_sk(sk); struct inet_sock *inet = inet_sk(sk); struct flowi *fl = &inet->cork.fl; int err = 0; @@ -782,7 +783,7 @@ do_append_data: if (err) udp_v6_flush_pending_frames(sk); else if (!corkreq) - err = udp_v6_push_pending_frames(sk, up); + err = udp_v6_push_pending_frames(sk); else if (unlikely(skb_queue_empty(&sk->sk_write_queue))) up->pending = 0; @@ -844,72 +845,12 @@ int udpv6_destroy_sock(struct sock *sk) /* * Socket option code for UDP */ -static int do_udpv6_setsockopt(struct sock *sk, int level, int optname, - char __user *optval, int optlen) -{ - struct udp_sock *up = udp_sk(sk); - int val; - int err = 0; - - if(optlen<sizeof(int)) - return -EINVAL; - - if (get_user(val, (int __user *)optval)) - return -EFAULT; - - switch(optname) { - case UDP_CORK: - if (val != 0) { - up->corkflag = 1; - } else { - up->corkflag = 0; - lock_sock(sk); - udp_v6_push_pending_frames(sk, up); - release_sock(sk); - } - break; - case UDP_ENCAP: - switch (val) { - case 0: - up->encap_type = val; - break; - default: - err = -ENOPROTOOPT; - break; - } - break; - - case UDPLITE_SEND_CSCOV: - if (!up->pcflag) /* Disable the option on UDP sockets */ - return -ENOPROTOOPT; - if (val != 0 && val < 8) /* Illegal coverage: use default (8) */ - val = 8; - up->pcslen = val; - up->pcflag |= UDPLITE_SEND_CC; - break; - - case UDPLITE_RECV_CSCOV: - if (!up->pcflag) /* Disable the option on UDP sockets */ - return -ENOPROTOOPT; - if (val != 0 && val < 8) /* Avoid silly minimal values. */ - val = 8; - up->pcrlen = val; - up->pcflag |= UDPLITE_RECV_CC; - break; - - default: - err = -ENOPROTOOPT; - break; - }; - - return err; -} - int udpv6_setsockopt(struct sock *sk, int level, int optname, char __user *optval, int optlen) { if (level == SOL_UDP || level == SOL_UDPLITE) - return do_udpv6_setsockopt(sk, level, optname, optval, optlen); + return udp_lib_setsockopt(sk, level, optname, optval, optlen, + udp_v6_push_pending_frames); return ipv6_setsockopt(sk, level, optname, optval, optlen); } @@ -918,58 +859,17 @@ int compat_udpv6_setsockopt(struct sock *sk, int level, int optname, char __user *optval, int optlen) { if (level == SOL_UDP || level == SOL_UDPLITE) - return do_udpv6_setsockopt(sk, level, optname, optval, optlen); + return udp_lib_setsockopt(sk, level, optname, optval, optlen, + udp_v6_push_pending_frames); return compat_ipv6_setsockopt(sk, level, optname, optval, optlen); } #endif -static int do_udpv6_getsockopt(struct sock *sk, int level, int optname, - char __user *optval, int __user *optlen) -{ - struct udp_sock *up = udp_sk(sk); - int val, len; - - if(get_user(len,optlen)) - return -EFAULT; - - len = min_t(unsigned int, len, sizeof(int)); - - if(len < 0) - return -EINVAL; - - switch(optname) { - case UDP_CORK: - val = up->corkflag; - break; - - case UDP_ENCAP: - val = up->encap_type; - break; - - case UDPLITE_SEND_CSCOV: - val = up->pcslen; - break; - - case UDPLITE_RECV_CSCOV: - val = up->pcrlen; - break; - - default: - return -ENOPROTOOPT; - }; - - if(put_user(len, optlen)) - return -EFAULT; - if(copy_to_user(optval, &val,len)) - return -EFAULT; - return 0; -} - int udpv6_getsockopt(struct sock *sk, int level, int optname, char __user *optval, int __user *optlen) { if (level == SOL_UDP || level == SOL_UDPLITE) - return do_udpv6_getsockopt(sk, level, optname, optval, optlen); + return udp_lib_getsockopt(sk, level, optname, optval, optlen); return ipv6_getsockopt(sk, level, optname, optval, optlen); } @@ -978,7 +878,7 @@ int compat_udpv6_getsockopt(struct sock *sk, int level, int optname, char __user *optval, int __user *optlen) { if (level == SOL_UDP || level == SOL_UDPLITE) - return do_udpv6_getsockopt(sk, level, optname, optval, optlen); + return udp_lib_getsockopt(sk, level, optname, optval, optlen); return compat_ipv6_getsockopt(sk, level, optname, optval, optlen); } #endif |