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path: root/drivers/isdn/mISDN/socket.c
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Diffstat (limited to 'drivers/isdn/mISDN/socket.c')
-rw-r--r--drivers/isdn/mISDN/socket.c45
1 files changed, 31 insertions, 14 deletions
diff --git a/drivers/isdn/mISDN/socket.c b/drivers/isdn/mISDN/socket.c
index 508945d1b9c1..c36f52137456 100644
--- a/drivers/isdn/mISDN/socket.c
+++ b/drivers/isdn/mISDN/socket.c
@@ -209,7 +209,7 @@ mISDN_sock_sendmsg(struct kiocb *iocb, struct socket *sock,
if (memcpy_fromiovec(skb_put(skb, len), msg->msg_iov, len)) {
err = -EFAULT;
- goto drop;
+ goto done;
}
memcpy(mISDN_HEAD_P(skb), skb->data, MISDN_HEADER_LEN);
@@ -222,7 +222,7 @@ mISDN_sock_sendmsg(struct kiocb *iocb, struct socket *sock,
} else { /* use default for L2 messages */
if ((sk->sk_protocol == ISDN_P_LAPD_TE) ||
(sk->sk_protocol == ISDN_P_LAPD_NT))
- mISDN_HEAD_ID(skb) = _pms(sk)->ch.nr;
+ mISDN_HEAD_ID(skb) = _pms(sk)->ch.nr;
}
if (*debug & DEBUG_SOCKET)
@@ -230,19 +230,21 @@ mISDN_sock_sendmsg(struct kiocb *iocb, struct socket *sock,
__func__, mISDN_HEAD_ID(skb));
err = -ENODEV;
- if (!_pms(sk)->ch.peer ||
- (err = _pms(sk)->ch.recv(_pms(sk)->ch.peer, skb)))
- goto drop;
-
- err = len;
+ if (!_pms(sk)->ch.peer)
+ goto done;
+ err = _pms(sk)->ch.recv(_pms(sk)->ch.peer, skb);
+ if (err)
+ goto done;
+ else {
+ skb = NULL;
+ err = len;
+ }
done:
+ if (skb)
+ kfree_skb(skb);
release_sock(sk);
return err;
-
-drop:
- kfree_skb(skb);
- goto done;
}
static int
@@ -292,7 +294,7 @@ static int
data_sock_ioctl_bound(struct sock *sk, unsigned int cmd, void __user *p)
{
struct mISDN_ctrl_req cq;
- int err = -EINVAL, val;
+ int err = -EINVAL, val[2];
struct mISDNchannel *bchan, *next;
lock_sock(sk);
@@ -328,12 +330,27 @@ data_sock_ioctl_bound(struct sock *sk, unsigned int cmd, void __user *p)
err = -EINVAL;
break;
}
- if (get_user(val, (int __user *)p)) {
+ val[0] = cmd;
+ if (get_user(val[1], (int __user *)p)) {
+ err = -EFAULT;
+ break;
+ }
+ err = _pms(sk)->dev->teimgr->ctrl(_pms(sk)->dev->teimgr,
+ CONTROL_CHANNEL, val);
+ break;
+ case IMHOLD_L1:
+ if (sk->sk_protocol != ISDN_P_LAPD_NT
+ && sk->sk_protocol != ISDN_P_LAPD_TE) {
+ err = -EINVAL;
+ break;
+ }
+ val[0] = cmd;
+ if (get_user(val[1], (int __user *)p)) {
err = -EFAULT;
break;
}
err = _pms(sk)->dev->teimgr->ctrl(_pms(sk)->dev->teimgr,
- CONTROL_CHANNEL, &val);
+ CONTROL_CHANNEL, val);
break;
default:
err = -EINVAL;