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CAPI: Drop obsolete nccip from capiminor struct

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The nccip in capiminor used to serve as an indicator that the NCCI was
close. But we don't need this, we issue a hangup on capincci_free_minor.
So drop this legacy.

Signed-off-by: Jan Kiszka <jan.kiszka@web.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jan Kiszka 2010-02-08 10:12:32 +00:00 committed by David S. Miller
parent 30bced91d9
commit 6576c2891a
1 changed files with 1 additions and 43 deletions
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42
drivers/isdn/capi/capi.c
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@ -85,7 +85,6 @@ struct datahandle_queue {
struct capiminor {
struct kref kref;
struct capincci *nccip;
unsigned int minor;
struct dentry *capifs_dentry;
@ -328,10 +327,6 @@ static void capincci_alloc_minor(struct capidev *cdev, struct capincci *np)
mp = np->minorp = capiminor_alloc(&cdev->ap, np->ncci);
if (mp) {
mp->nccip = np;
#ifdef _DEBUG_REFCOUNT
printk(KERN_DEBUG "set mp->nccip\n");
#endif
device = MKDEV(capinc_tty_driver->major, mp->minor);
mp->capifs_dentry = capifs_new_ncci(mp->minor, device);
}
@ -347,10 +342,6 @@ static void capincci_free_minor(struct capincci *np)
tty = tty_port_tty_get(&mp->port);
if (tty) {
mp->nccip = NULL;
#ifdef _DEBUG_REFCOUNT
printk(KERN_DEBUG "reset mp->nccip\n");
#endif
tty_vhangup(tty);
tty_kref_put(tty);
}
@ -1105,13 +1096,6 @@ static int capinc_tty_write(struct tty_struct * tty,
printk(KERN_DEBUG "capinc_tty_write(count=%d)\n", count);
#endif
if (!mp->nccip) {
#ifdef _DEBUG_TTYFUNCS
printk(KERN_DEBUG "capinc_tty_write: mp or mp->ncci NULL\n");
#endif
return 0;
}
spin_lock_irqsave(&workaround_lock, flags);
skb = mp->ttyskb;
if (skb) {
@ -1149,13 +1133,6 @@ static int capinc_tty_put_char(struct tty_struct *tty, unsigned char ch)
printk(KERN_DEBUG "capinc_put_char(%u)\n", ch);
#endif
if (!mp->nccip) {
#ifdef _DEBUG_TTYFUNCS
printk(KERN_DEBUG "capinc_tty_put_char: mp or mp->ncci NULL\n");
#endif
return 0;
}
spin_lock_irqsave(&workaround_lock, flags);
skb = mp->ttyskb;
if (skb) {
@ -1192,13 +1169,6 @@ static void capinc_tty_flush_chars(struct tty_struct *tty)
printk(KERN_DEBUG "capinc_tty_flush_chars\n");
#endif
if (!mp->nccip) {
#ifdef _DEBUG_TTYFUNCS
printk(KERN_DEBUG "capinc_tty_flush_chars: mp or mp->ncci NULL\n");
#endif
return;
}
spin_lock_irqsave(&workaround_lock, flags);
skb = mp->ttyskb;
if (skb) {
@ -1216,12 +1186,6 @@ static int capinc_tty_write_room(struct tty_struct *tty)
struct capiminor *mp = tty->driver_data;
int room;
if (!mp->nccip) {
#ifdef _DEBUG_TTYFUNCS
printk(KERN_DEBUG "capinc_tty_write_room: mp or mp->ncci NULL\n");
#endif
return 0;
}
room = CAPINC_MAX_SENDQUEUE-skb_queue_len(&mp->outqueue);
room *= CAPI_MAX_BLKSIZE;
#ifdef _DEBUG_TTYFUNCS
@ -1234,12 +1198,6 @@ static int capinc_tty_chars_in_buffer(struct tty_struct *tty)
{
struct capiminor *mp = tty->driver_data;
if (!mp->nccip) {
#ifdef _DEBUG_TTYFUNCS
printk(KERN_DEBUG "capinc_tty_chars_in_buffer: mp or mp->ncci NULL\n");
#endif
return 0;
}
#ifdef _DEBUG_TTYFUNCS
printk(KERN_DEBUG "capinc_tty_chars_in_buffer = %d nack=%d sq=%d rq=%d\n",
mp->outbytes, mp->nack,