diff options
Diffstat (limited to 'net/rose/af_rose.c')
| -rw-r--r-- | net/rose/af_rose.c | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c index 01392649b462..877a7f65f707 100644 --- a/net/rose/af_rose.c +++ b/net/rose/af_rose.c @@ -1072,10 +1072,6 @@ static int rose_sendmsg(struct kiocb *iocb, struct socket *sock, unsigned char *asmptr; int n, size, qbit = 0; - /* ROSE empty frame has no meaning : don't send */ - if (len == 0) - return 0; - if (msg->msg_flags & ~(MSG_DONTWAIT|MSG_EOR|MSG_CMSG_COMPAT)) return -EINVAL; @@ -1124,6 +1120,10 @@ static int rose_sendmsg(struct kiocb *iocb, struct socket *sock, /* Build a packet */ SOCK_DEBUG(sk, "ROSE: sendto: building packet.\n"); + /* Sanity check the packet size */ + if (len > 65535) + return -EMSGSIZE; + size = len + AX25_BPQ_HEADER_LEN + AX25_MAX_HEADER_LEN + ROSE_MIN_LEN; if ((skb = sock_alloc_send_skb(sk, size, msg->msg_flags & MSG_DONTWAIT, &err)) == NULL) @@ -1269,12 +1269,6 @@ static int rose_recvmsg(struct kiocb *iocb, struct socket *sock, skb_reset_transport_header(skb); copied = skb->len; - /* ROSE empty frame has no meaning : ignore it */ - if (copied == 0) { - skb_free_datagram(sk, skb); - return copied; - } - if (copied > size) { copied = size; msg->msg_flags |= MSG_TRUNC; @@ -1587,8 +1581,7 @@ static int __init rose_proto_init(void) char name[IFNAMSIZ]; sprintf(name, "rose%d", i); - dev = alloc_netdev(sizeof(struct net_device_stats), - name, rose_setup); + dev = alloc_netdev(0, name, rose_setup); if (!dev) { printk(KERN_ERR "ROSE: rose_proto_init - unable to allocate memory\n"); rc = -ENOMEM; |