diff options
| author |   Rémi Denis-Courmont <remi.denis-courmont@nokia.com> | 2010-01-04 02:02:49 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2010-01-07 00:24:55 -0800 |
| commit | 82ecbcb9c6b5257929968d5b0ed536772a9b4ac5 (patch) | |
| tree | c147c743bc284709f87ba677048757a3b4547357 /net/phonet/datagram.c | |
| parent | Phonet: zero-copy GPRS TX (diff) | |
| download | linux-dev-82ecbcb9c6b5257929968d5b0ed536772a9b4ac5.tar.xz linux-dev-82ecbcb9c6b5257929968d5b0ed536772a9b4ac5.zip | |
Phonet: reject unsupported sendmsg/recvmsg flags
Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/phonet/datagram.c')
| -rw-r--r-- | net/phonet/datagram.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/phonet/datagram.c b/net/phonet/datagram.c index 67f072e94d00..387197b579b1 100644 --- a/net/phonet/datagram.c +++ b/net/phonet/datagram.c @@ -75,7 +75,8 @@ static int pn_sendmsg(struct kiocb *iocb, struct sock *sk, struct sk_buff *skb; int err; - if (msg->msg_flags & MSG_OOB) + if (msg->msg_flags & ~(MSG_DONTWAIT|MSG_EOR|MSG_NOSIGNAL| + MSG_CMSG_COMPAT)) return -EOPNOTSUPP; if (msg->msg_name == NULL) @@ -119,7 +120,8 @@ static int pn_recvmsg(struct kiocb *iocb, struct sock *sk, int rval = -EOPNOTSUPP; int copylen; - if (flags & MSG_OOB) + if (flags & ~(MSG_PEEK|MSG_TRUNC|MSG_DONTWAIT|MSG_NOSIGNAL| + MSG_CMSG_COMPAT)) goto out_nofree; if (addr_len) |