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authorSamuel Ortiz <samuel@sortiz.org>2007-08-29 00:57:12 +0200
committerDavid S. Miller <davem@sunset.davemloft.net>2007-10-11 01:48:37 +0200
commitbcb5e0eef35059af372a7bd3fc68915278d74bc0 (patch)
tree0d1e289f0bfa5eaa59a2b5c8d464dcd3dc28ab31 /net
parent[NET]: DIV_ROUND_UP cleanup (part two) (diff)
downloadlinux-bcb5e0eef35059af372a7bd3fc68915278d74bc0.tar.xz
linux-bcb5e0eef35059af372a7bd3fc68915278d74bc0.zip
[IrDA]: MSG_NOSIGNAL support for IrDA sockets
Signed-off-by: Samuel Ortiz <samuel@sortiz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/irda/af_irda.c21
1 files changed, 12 insertions, 9 deletions
diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index 4c670cf6aefa..c80949a71923 100644
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -1245,18 +1245,17 @@ static int irda_sendmsg(struct kiocb *iocb, struct socket *sock,
struct sock *sk = sock->sk;
struct irda_sock *self;
struct sk_buff *skb;
- int err;
+ int err = -EPIPE;
IRDA_DEBUG(4, "%s(), len=%zd\n", __FUNCTION__, len);
/* Note : socket.c set MSG_EOR on SEQPACKET sockets */
- if (msg->msg_flags & ~(MSG_DONTWAIT|MSG_EOR|MSG_CMSG_COMPAT))
+ if (msg->msg_flags & ~(MSG_DONTWAIT | MSG_EOR | MSG_CMSG_COMPAT |
+ MSG_NOSIGNAL))
return -EINVAL;
- if (sk->sk_shutdown & SEND_SHUTDOWN) {
- send_sig(SIGPIPE, current, 0);
- return -EPIPE;
- }
+ if (sk->sk_shutdown & SEND_SHUTDOWN)
+ goto out_err;
if (sk->sk_state != TCP_ESTABLISHED)
return -ENOTCONN;
@@ -1283,7 +1282,7 @@ static int irda_sendmsg(struct kiocb *iocb, struct socket *sock,
skb = sock_alloc_send_skb(sk, len + self->max_header_size + 16,
msg->msg_flags & MSG_DONTWAIT, &err);
if (!skb)
- return -ENOBUFS;
+ goto out_err;
skb_reserve(skb, self->max_header_size + 16);
skb_reset_transport_header(skb);
@@ -1291,7 +1290,7 @@ static int irda_sendmsg(struct kiocb *iocb, struct socket *sock,
err = memcpy_fromiovec(skb_transport_header(skb), msg->msg_iov, len);
if (err) {
kfree_skb(skb);
- return err;
+ goto out_err;
}
/*
@@ -1301,10 +1300,14 @@ static int irda_sendmsg(struct kiocb *iocb, struct socket *sock,
err = irttp_data_request(self->tsap, skb);
if (err) {
IRDA_DEBUG(0, "%s(), err=%d\n", __FUNCTION__, err);
- return err;
+ goto out_err;
}
/* Tell client how much data we actually sent */
return len;
+
+ out_err:
+ return sk_stream_error(sk, msg->msg_flags, err);
+
}
/*