diff options
Diffstat (limited to 'net/kcm/kcmsock.c')
| -rw-r--r-- | net/kcm/kcmsock.c | 30 |
1 files changed, 13 insertions, 17 deletions
diff --git a/net/kcm/kcmsock.c b/net/kcm/kcmsock.c index eb731cacc325..2632ac748371 100644 --- a/net/kcm/kcmsock.c +++ b/net/kcm/kcmsock.c @@ -26,7 +26,6 @@ #include <net/kcm.h> #include <net/netns/generic.h> #include <net/sock.h> -#include <net/tcp.h> #include <uapi/linux/kcm.h> unsigned int kcm_net_id; @@ -340,7 +339,7 @@ static void unreserve_rx_kcm(struct kcm_psock *psock, } /* Lower sock lock held */ -static void psock_tcp_data_ready(struct sock *sk) +static void psock_data_ready(struct sock *sk) { struct kcm_psock *psock; @@ -348,7 +347,7 @@ static void psock_tcp_data_ready(struct sock *sk) psock = (struct kcm_psock *)sk->sk_user_data; if (likely(psock)) - strp_tcp_data_ready(&psock->strp); + strp_data_ready(&psock->strp); read_unlock_bh(&sk->sk_callback_lock); } @@ -392,7 +391,7 @@ static int kcm_read_sock_done(struct strparser *strp, int err) return err; } -static void psock_tcp_state_change(struct sock *sk) +static void psock_state_change(struct sock *sk) { /* TCP only does a POLLIN for a half close. Do a POLLHUP here * since application will normally not poll with POLLIN @@ -402,7 +401,7 @@ static void psock_tcp_state_change(struct sock *sk) report_csk_error(sk, EPIPE); } -static void psock_tcp_write_space(struct sock *sk) +static void psock_write_space(struct sock *sk) { struct kcm_psock *psock; struct kcm_mux *mux; @@ -1383,19 +1382,12 @@ static int kcm_attach(struct socket *sock, struct socket *csock, struct list_head *head; int index = 0; struct strp_callbacks cb; - - if (csock->ops->family != PF_INET && - csock->ops->family != PF_INET6) - return -EINVAL; + int err; csk = csock->sk; if (!csk) return -EINVAL; - /* Only support TCP for now */ - if (csk->sk_protocol != IPPROTO_TCP) - return -EINVAL; - psock = kmem_cache_zalloc(kcm_psockp, GFP_KERNEL); if (!psock) return -ENOMEM; @@ -1409,7 +1401,11 @@ static int kcm_attach(struct socket *sock, struct socket *csock, cb.parse_msg = kcm_parse_func_strparser; cb.read_sock_done = kcm_read_sock_done; - strp_init(&psock->strp, csk, &cb); + err = strp_init(&psock->strp, csk, &cb); + if (err) { + kmem_cache_free(kcm_psockp, psock); + return err; + } sock_hold(csk); @@ -1418,9 +1414,9 @@ static int kcm_attach(struct socket *sock, struct socket *csock, psock->save_write_space = csk->sk_write_space; psock->save_state_change = csk->sk_state_change; csk->sk_user_data = psock; - csk->sk_data_ready = psock_tcp_data_ready; - csk->sk_write_space = psock_tcp_write_space; - csk->sk_state_change = psock_tcp_state_change; + csk->sk_data_ready = psock_data_ready; + csk->sk_write_space = psock_write_space; + csk->sk_state_change = psock_state_change; write_unlock_bh(&csk->sk_callback_lock); /* Finished initialization, now add the psock to the MUX. */ |