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n_tty: clean up old code to follow coding style and (mostly) checkpatch

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Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alan Cox 2008-02-08 04:18:44 -08:00 • committed by Linus Torvalds
parent db1acaa632
commit 4edf1827ea
1 changed files with 73 additions and 75 deletions
Download patch file Download diff file Expand all files Collapse all files

22
drivers/char/n_tty.c
View file

@ -662,9 +662,8 @@ static inline void n_tty_receive_overrun(struct tty_struct *tty)
static inline void n_tty_receive_parity_error(struct tty_struct *tty, static inline void n_tty_receive_parity_error(struct tty_struct *tty,
unsigned char c) unsigned char c)
{ {
if (I_IGNPAR(tty)) { if (I_IGNPAR(tty))
return; return;
}
if (I_PARMRK(tty)) { if (I_PARMRK(tty)) {
put_tty_queue('\377', tty); put_tty_queue('\377', tty);
put_tty_queue('\0', tty); put_tty_queue('\0', tty);
@ -898,12 +897,10 @@ send_signal:
static void n_tty_write_wakeup(struct tty_struct *tty) static void n_tty_write_wakeup(struct tty_struct *tty)
{ {
if (tty->fasync) if (tty->fasync) {
{
set_bit(TTY_DO_WRITE_WAKEUP, &tty->flags); set_bit(TTY_DO_WRITE_WAKEUP, &tty->flags);
kill_fasync(&tty->fasync, SIGIO, POLL_OUT); kill_fasync(&tty->fasync, SIGIO, POLL_OUT);
} }
return;
} }
/** /**
@ -968,7 +965,7 @@ static void n_tty_receive_buf(struct tty_struct *tty, const unsigned char *cp,
n_tty_receive_overrun(tty); n_tty_receive_overrun(tty);
break; break;
default: default:
printk("%s: unknown flag %d\n", printk(KERN_ERR "%s: unknown flag %d\n",
tty_name(tty, buf), flags); tty_name(tty, buf), flags);
break; break;
} }
@ -1186,7 +1183,8 @@ static int copy_from_read_buf(struct tty_struct *tty,
return retval; return retval;
} }
extern ssize_t redirected_tty_write(struct file *,const char *,size_t,loff_t *); extern ssize_t redirected_tty_write(struct file *, const char *,
size_t, loff_t *);
/** /**
* job_control - check job control * job_control - check job control
@ -1208,7 +1206,7 @@ static int job_control(struct tty_struct *tty, struct file *file)
if (file->f_op->write != redirected_tty_write && if (file->f_op->write != redirected_tty_write &&
current->signal->tty == tty) { current->signal->tty == tty) {
if (!tty->pgrp) if (!tty->pgrp)
printk("read_chan: no tty->pgrp!\n"); printk(KERN_ERR "read_chan: no tty->pgrp!\n");
else if (task_pgrp(current) != tty->pgrp) { else if (task_pgrp(current) != tty->pgrp) {
if (is_ignored(SIGTTIN) || if (is_ignored(SIGTTIN) ||
is_current_pgrp_orphaned()) is_current_pgrp_orphaned())
@ -1252,7 +1250,7 @@ static ssize_t read_chan(struct tty_struct *tty, struct file *file,
do_it_again: do_it_again:
if (!tty->read_buf) { if (!tty->read_buf) {
printk("n_tty_read_chan: called with read_buf == NULL?!?\n"); printk(KERN_ERR "n_tty_read_chan: read_buf == NULL?!?\n");
return -EIO; return -EIO;
} }
@ -1287,8 +1285,7 @@ do_it_again:
if (file->f_flags & O_NONBLOCK) { if (file->f_flags & O_NONBLOCK) {
if (!mutex_trylock(&tty->atomic_read_lock)) if (!mutex_trylock(&tty->atomic_read_lock))
return -EAGAIN; return -EAGAIN;
} } else {
else {
if (mutex_lock_interruptible(&tty->atomic_read_lock)) if (mutex_lock_interruptible(&tty->atomic_read_lock))
return -ERESTARTSYS; return -ERESTARTSYS;
} }
@ -1543,7 +1540,8 @@ break_out:
* a read wakeup to fix this bug. * a read wakeup to fix this bug.
*/ */
static unsigned int normal_poll(struct tty_struct * tty, struct file * file, poll_table *wait) static unsigned int normal_poll(struct tty_struct *tty, struct file *file,
poll_table *wait)
{ {
unsigned int mask = 0; unsigned int mask = 0;