diff options
| author | Andreas Eversberg <andreas@eversberg.eu> | 2008-09-14 16:42:18 +0400 |
|---|---|---|
| committer | Karsten Keil <kkeil@suse.de> | 2009-01-10 00:44:27 +0300 |
| commit | 9a812553bdc097a566aa79df7fae3457449c555b (patch) | |
| tree | 583d34c7c743730775cd186f1b3e856bf1f97c90 | |
| parent | 1b4d33121f1d991f6ae226cc3333428ff87627bb (diff) | |
| download | linux-9a812553bdc097a566aa79df7fae3457449c555b.tar.xz | |
mISDN: Correct busy device detection
Correct busy device detection.
This fix belongs to last commit.
Signed-off-by: Andreas Eversberg <andreas@eversberg.eu>
Signed-off-by: Karsten Keil <kkeil@suse.de>
| -rw-r--r-- | drivers/isdn/mISDN/socket.c | 30 | ||||
| -rw-r--r-- | drivers/isdn/mISDN/stack.c | 3 |
2 files changed, 18 insertions, 15 deletions
diff --git a/drivers/isdn/mISDN/socket.c b/drivers/isdn/mISDN/socket.c index 916569ca156d..508945d1b9c1 100644 --- a/drivers/isdn/mISDN/socket.c +++ b/drivers/isdn/mISDN/socket.c @@ -483,22 +483,24 @@ data_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_len) goto done; } - read_lock_bh(&data_sockets.lock); - sk_for_each(csk, node, &data_sockets.head) { - if (sk == csk) - continue; - if (_pms(csk)->dev != _pms(sk)->dev) - continue; - if (csk->sk_protocol >= ISDN_P_B_START) - continue; - if (IS_ISDN_P_TE(csk->sk_protocol) - == IS_ISDN_P_TE(sk->sk_protocol)) - continue; + if (sk->sk_protocol < ISDN_P_B_START) { + read_lock_bh(&data_sockets.lock); + sk_for_each(csk, node, &data_sockets.head) { + if (sk == csk) + continue; + if (_pms(csk)->dev != _pms(sk)->dev) + continue; + if (csk->sk_protocol >= ISDN_P_B_START) + continue; + if (IS_ISDN_P_TE(csk->sk_protocol) + == IS_ISDN_P_TE(sk->sk_protocol)) + continue; + read_unlock_bh(&data_sockets.lock); + err = -EBUSY; + goto done; + } read_unlock_bh(&data_sockets.lock); - err = -EBUSY; - goto done; } - read_unlock_bh(&data_sockets.lock); _pms(sk)->ch.send = mISDN_send; _pms(sk)->ch.ctrl = mISDN_ctrl; diff --git a/drivers/isdn/mISDN/stack.c b/drivers/isdn/mISDN/stack.c index 63afa8cf9e07..e2f45019ebf0 100644 --- a/drivers/isdn/mISDN/stack.c +++ b/drivers/isdn/mISDN/stack.c @@ -446,7 +446,8 @@ connect_layer1(struct mISDNdevice *dev, struct mISDNchannel *ch, rq.protocol = protocol; rq.adr.channel = adr->channel; err = dev->D.ctrl(&dev->D, OPEN_CHANNEL, &rq); - printk(KERN_DEBUG "%s: ret 1 %d\n", __func__, err); + printk(KERN_DEBUG "%s: ret %d (dev %d)\n", __func__, err, + dev->id); if (err) return err; write_lock_bh(&dev->D.st->l1sock.lock); |