diff options
Diffstat (limited to 'net/ieee802154/socket.c')
| -rw-r--r-- | net/ieee802154/socket.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/net/ieee802154/socket.c b/net/ieee802154/socket.c index cbd0e2ac4ffe..6e55fae4c686 100644 --- a/net/ieee802154/socket.c +++ b/net/ieee802154/socket.c @@ -251,9 +251,6 @@ static int raw_sendmsg(struct sock *sk, struct msghdr *msg, size_t size) return -EOPNOTSUPP; } - if (!size) - return -EINVAL; - lock_sock(sk); if (!sk->sk_bound_dev_if) dev = dev_getfirstbyhwtype(sock_net(sk), ARPHRD_IEEE802154); @@ -275,6 +272,10 @@ static int raw_sendmsg(struct sock *sk, struct msghdr *msg, size_t size) err = -EMSGSIZE; goto out_dev; } + if (!size) { + err = 0; + goto out_dev; + } hlen = LL_RESERVED_SPACE(dev); tlen = dev->needed_tailroom; |