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authorPatrick Caulfield <patrick@tykepenguin.com>2005-11-11 15:04:28 -0500
committerDavid S. Miller <davem@davemloft.net>2005-11-11 15:04:28 -0500
commit9eb5c94ef217d61d974f384b29b7298490b0a4d9 (patch)
tree3ebe183f50a90c64834f1f836e541e509979e856 /net/decnet
parent388f7ef720a982f49925e7b4e96f216f208f8c03 (diff)
[DECNET]: fix SIGPIPE
Currently recvmsg generates SIGPIPE whereas sendmsg does not; for the other stacks it seems to be the other way round! It also fixes the bug where reading from a socket whose peer has shutdown returned -EINVAL rather than 0. Signed-off-by: Patrick Caulfield <patrick@tykepenguin.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/decnet')
-rw-r--r--net/decnet/af_decnet.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c
index 3f25cadccddd..f89e55f814d9 100644
--- a/net/decnet/af_decnet.c
+++ b/net/decnet/af_decnet.c
@@ -1664,17 +1664,15 @@ static int dn_recvmsg(struct kiocb *iocb, struct socket *sock,
1664 goto out; 1664 goto out;
1665 } 1665 }
1666 1666
1667 rv = dn_check_state(sk, NULL, 0, &timeo, flags);
1668 if (rv)
1669 goto out;
1670
1671 if (sk->sk_shutdown & RCV_SHUTDOWN) { 1667 if (sk->sk_shutdown & RCV_SHUTDOWN) {
1672 if (!(flags & MSG_NOSIGNAL)) 1668 rv = 0;
1673 send_sig(SIGPIPE, current, 0);
1674 rv = -EPIPE;
1675 goto out; 1669 goto out;
1676 } 1670 }
1677 1671
1672 rv = dn_check_state(sk, NULL, 0, &timeo, flags);
1673 if (rv)
1674 goto out;
1675
1678 if (flags & ~(MSG_PEEK|MSG_OOB|MSG_WAITALL|MSG_DONTWAIT|MSG_NOSIGNAL)) { 1676 if (flags & ~(MSG_PEEK|MSG_OOB|MSG_WAITALL|MSG_DONTWAIT|MSG_NOSIGNAL)) {
1679 rv = -EOPNOTSUPP; 1677 rv = -EOPNOTSUPP;
1680 goto out; 1678 goto out;
@@ -1928,6 +1926,8 @@ static int dn_sendmsg(struct kiocb *iocb, struct socket *sock,
1928 1926
1929 if (sk->sk_shutdown & SEND_SHUTDOWN) { 1927 if (sk->sk_shutdown & SEND_SHUTDOWN) {
1930 err = -EPIPE; 1928 err = -EPIPE;
1929 if (!(flags & MSG_NOSIGNAL))
1930 send_sig(SIGPIPE, current, 0);
1931 goto out_err; 1931 goto out_err;
1932 } 1932 }
1933 1933