tty: bring ldisc into CodingStyle
Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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f2c4c65c83
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852e99d22f
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@ -126,7 +126,7 @@ static struct tty_ldisc *tty_ldisc_try_get(int disc)
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struct tty_ldisc *ld;
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struct tty_ldisc *ld;
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struct tty_ldisc_ops *ldops;
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struct tty_ldisc_ops *ldops;
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int err = -EINVAL;
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int err = -EINVAL;
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ld = kmalloc(sizeof(struct tty_ldisc), GFP_KERNEL);
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ld = kmalloc(sizeof(struct tty_ldisc), GFP_KERNEL);
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if (ld == NULL)
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if (ld == NULL)
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return ERR_PTR(-ENOMEM);
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return ERR_PTR(-ENOMEM);
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@ -208,12 +208,12 @@ static void tty_ldisc_put(struct tty_ldisc *ld)
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kfree(ld);
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kfree(ld);
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}
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}
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static void * tty_ldiscs_seq_start(struct seq_file *m, loff_t *pos)
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static void *tty_ldiscs_seq_start(struct seq_file *m, loff_t *pos)
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{
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{
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return (*pos < NR_LDISCS) ? pos : NULL;
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return (*pos < NR_LDISCS) ? pos : NULL;
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}
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}
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static void * tty_ldiscs_seq_next(struct seq_file *m, void *v, loff_t *pos)
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static void *tty_ldiscs_seq_next(struct seq_file *m, void *v, loff_t *pos)
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{
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{
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(*pos)++;
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(*pos)++;
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return (*pos < NR_LDISCS) ? pos : NULL;
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return (*pos < NR_LDISCS) ? pos : NULL;
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@ -227,7 +227,7 @@ static int tty_ldiscs_seq_show(struct seq_file *m, void *v)
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{
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{
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int i = *(loff_t *)v;
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int i = *(loff_t *)v;
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struct tty_ldisc *ld;
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struct tty_ldisc *ld;
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ld = tty_ldisc_try_get(i);
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ld = tty_ldisc_try_get(i);
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if (IS_ERR(ld))
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if (IS_ERR(ld))
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return 0;
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return 0;
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@ -325,7 +325,6 @@ struct tty_ldisc *tty_ldisc_ref_wait(struct tty_struct *tty)
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WARN_ON(tty->ldisc->refcount == 0);
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WARN_ON(tty->ldisc->refcount == 0);
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return tty->ldisc;
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return tty->ldisc;
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}
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}
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EXPORT_SYMBOL_GPL(tty_ldisc_ref_wait);
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EXPORT_SYMBOL_GPL(tty_ldisc_ref_wait);
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/**
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/**
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@ -345,7 +344,6 @@ struct tty_ldisc *tty_ldisc_ref(struct tty_struct *tty)
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return tty->ldisc;
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return tty->ldisc;
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return NULL;
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return NULL;
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}
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}
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EXPORT_SYMBOL_GPL(tty_ldisc_ref);
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EXPORT_SYMBOL_GPL(tty_ldisc_ref);
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/**
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/**
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@ -373,7 +371,6 @@ void tty_ldisc_deref(struct tty_ldisc *ld)
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wake_up(&tty_ldisc_wait);
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wake_up(&tty_ldisc_wait);
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spin_unlock_irqrestore(&tty_ldisc_lock, flags);
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spin_unlock_irqrestore(&tty_ldisc_lock, flags);
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}
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}
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EXPORT_SYMBOL_GPL(tty_ldisc_deref);
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EXPORT_SYMBOL_GPL(tty_ldisc_deref);
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/**
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/**
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@ -413,7 +410,6 @@ void tty_ldisc_flush(struct tty_struct *tty)
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}
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}
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tty_buffer_flush(tty);
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tty_buffer_flush(tty);
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}
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}
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EXPORT_SYMBOL_GPL(tty_ldisc_flush);
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EXPORT_SYMBOL_GPL(tty_ldisc_flush);
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/**
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/**
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@ -492,7 +488,7 @@ static void tty_ldisc_restore(struct tty_struct *tty, struct tty_ldisc *old)
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if (tty_ldisc_open(tty, old) < 0) {
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if (tty_ldisc_open(tty, old) < 0) {
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tty_ldisc_put(old);
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tty_ldisc_put(old);
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/* This driver is always present */
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/* This driver is always present */
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new_ldisc =tty_ldisc_get(N_TTY);
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new_ldisc = tty_ldisc_get(N_TTY);
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if (IS_ERR(new_ldisc))
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if (IS_ERR(new_ldisc))
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panic("n_tty: get");
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panic("n_tty: get");
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tty_ldisc_assign(tty, new_ldisc);
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tty_ldisc_assign(tty, new_ldisc);
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@ -514,7 +510,7 @@ static void tty_ldisc_restore(struct tty_struct *tty, struct tty_ldisc *old)
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* be obtained while the delayed work queue halt ensures that no more
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* be obtained while the delayed work queue halt ensures that no more
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* data is fed to the ldisc.
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* data is fed to the ldisc.
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*
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*
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* In order to wait for any existing references to complete see
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* In order to wait for any existing references to complete see
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* tty_ldisc_wait_idle.
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* tty_ldisc_wait_idle.
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*/
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*/
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@ -611,7 +607,7 @@ int tty_set_ldisc(struct tty_struct *tty, int ldisc)
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mutex_lock(&tty->ldisc_mutex);
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mutex_lock(&tty->ldisc_mutex);
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}
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}
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set_bit(TTY_LDISC_CHANGING, &tty->flags);
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set_bit(TTY_LDISC_CHANGING, &tty->flags);
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/*
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/*
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* No more input please, we are switching. The new ldisc
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* No more input please, we are switching. The new ldisc
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* will update this value in the ldisc open function
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* will update this value in the ldisc open function
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@ -841,8 +837,8 @@ int tty_ldisc_setup(struct tty_struct *tty, struct tty_struct *o_tty)
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* @tty: tty being shut down
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* @tty: tty being shut down
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* @o_tty: pair tty for pty/tty pairs
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* @o_tty: pair tty for pty/tty pairs
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*
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*
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* Called during the final close of a tty/pty pair in order to shut down the
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* Called during the final close of a tty/pty pair in order to shut down
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* line discpline layer. On exit the ldisc assigned is N_TTY and the
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* the line discpline layer. On exit the ldisc assigned is N_TTY and the
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* ldisc has not been opened.
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* ldisc has not been opened.
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*/
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*/
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