diff options
Diffstat (limited to 'sys/kern/uipc_socket.c')
| -rw-r--r-- | sys/kern/uipc_socket.c | 24 |
1 files changed, 9 insertions, 15 deletions
diff --git a/sys/kern/uipc_socket.c b/sys/kern/uipc_socket.c index 3334fc2..990c6ba 100644 --- a/sys/kern/uipc_socket.c +++ b/sys/kern/uipc_socket.c @@ -1915,7 +1915,6 @@ release: /* * Optimized version of soreceive() for stream (TCP) sockets. */ -#ifdef TCP_SORECEIVE_STREAM int soreceive_stream(struct socket *so, struct sockaddr **psa, struct uio *uio, struct mbuf **mp0, struct mbuf **controlp, int *flagsp) @@ -1955,20 +1954,9 @@ soreceive_stream(struct socket *so, struct sockaddr **psa, struct uio *uio, } oresid = uio->uio_resid; - /* We will never ever get anything unless we are connected. */ + /* We will never ever get anything unless we are or were connected. */ if (!(so->so_state & (SS_ISCONNECTED|SS_ISDISCONNECTED))) { - /* When disconnecting there may be still some data left. */ - if (sb->sb_cc > 0) - goto deliver; - if (!(so->so_state & SS_ISDISCONNECTED)) - error = ENOTCONN; - goto out; - } - - /* Socket buffer is empty and we shall not block. */ - if (sb->sb_cc == 0 && - ((sb->sb_flags & SS_NBIO) || (flags & (MSG_DONTWAIT|MSG_NBIO)))) { - error = EAGAIN; + error = ENOTCONN; goto out; } @@ -1995,6 +1983,13 @@ restart: goto out; } + /* Socket buffer is empty and we shall not block. */ + if (sb->sb_cc == 0 && + ((so->so_state & SS_NBIO) || (flags & (MSG_DONTWAIT|MSG_NBIO)))) { + error = EAGAIN; + goto out; + } + /* Socket buffer got some data that we shall deliver now. */ if (sb->sb_cc > 0 && !(flags & MSG_WAITALL) && ((sb->sb_flags & SS_NBIO) || @@ -2109,7 +2104,6 @@ out: sbunlock(sb); return (error); } -#endif /* TCP_SORECEIVE_STREAM */ /* * Optimized version of soreceive() for simple datagram cases from userspace. |
