diff options
author | Greg Ungerer <gerg@uclinux.org> | 2011-02-08 11:32:36 (GMT) |
---|---|---|
committer | Greg Ungerer <gerg@uclinux.org> | 2011-02-15 23:43:18 (GMT) |
commit | bc0c36d3c831b5f33ca0dab39535f5deb8c55b62 (patch) | |
tree | 5afac5eefe19690677c9a3a0779a3536c995e3a9 /drivers/tty/serial/68328serial.c | |
parent | 81174262e2e653e15c7ef23efa5f88fe31e91e2a (diff) | |
download | linux-fsl-qoriq-bc0c36d3c831b5f33ca0dab39535f5deb8c55b62.tar.xz |
m68knommu: fix dereference of port.tty
The struct_tty associated with a port is now a direct pointer
from within the local private driver info struct. So fix all uses
of it.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Diffstat (limited to 'drivers/tty/serial/68328serial.c')
-rw-r--r-- | drivers/tty/serial/68328serial.c | 29 |
1 files changed, 14 insertions, 15 deletions
diff --git a/drivers/tty/serial/68328serial.c b/drivers/tty/serial/68328serial.c index be0ebce..de0160e 100644 --- a/drivers/tty/serial/68328serial.c +++ b/drivers/tty/serial/68328serial.c @@ -262,7 +262,7 @@ static void status_handle(struct m68k_serial *info, unsigned short status) static void receive_chars(struct m68k_serial *info, unsigned short rx) { - struct tty_struct *tty = info->port.tty; + struct tty_struct *tty = info->tty; m68328_uart *uart = &uart_addr[info->line]; unsigned char ch, flag; @@ -329,7 +329,7 @@ static void transmit_chars(struct m68k_serial *info) goto clear_and_return; } - if((info->xmit_cnt <= 0) || info->port.tty->stopped) { + if((info->xmit_cnt <= 0) || info->tty->stopped) { /* That's peculiar... TX ints off */ uart->ustcnt &= ~USTCNT_TX_INTR_MASK; goto clear_and_return; @@ -383,7 +383,7 @@ static void do_softint(struct work_struct *work) struct m68k_serial *info = container_of(work, struct m68k_serial, tqueue); struct tty_struct *tty; - tty = info->port.tty; + tty = info->tty; if (!tty) return; #if 0 @@ -407,7 +407,7 @@ static void do_serial_hangup(struct work_struct *work) struct m68k_serial *info = container_of(work, struct m68k_serial, tqueue_hangup); struct tty_struct *tty; - tty = info->port.tty; + tty = info->tty; if (!tty) return; @@ -451,8 +451,8 @@ static int startup(struct m68k_serial * info) uart->ustcnt = USTCNT_UEN | USTCNT_RXEN | USTCNT_RX_INTR_MASK; #endif - if (info->port.tty) - clear_bit(TTY_IO_ERROR, &info->port.tty->flags); + if (info->tty) + clear_bit(TTY_IO_ERROR, &info->tty->flags); info->xmit_cnt = info->xmit_head = info->xmit_tail = 0; /* @@ -486,8 +486,8 @@ static void shutdown(struct m68k_serial * info) info->xmit_buf = 0; } - if (info->port.tty) - set_bit(TTY_IO_ERROR, &info->port.tty->flags); + if (info->tty) + set_bit(TTY_IO_ERROR, &info->tty->flags); info->flags &= ~S_INITIALIZED; local_irq_restore(flags); @@ -553,9 +553,9 @@ static void change_speed(struct m68k_serial *info) unsigned cflag; int i; - if (!info->port.tty || !info->port.tty->termios) + if (!info->tty || !info->tty->termios) return; - cflag = info->port.tty->termios->c_cflag; + cflag = info->tty->termios->c_cflag; if (!(port = info->port)) return; @@ -970,7 +970,6 @@ static void send_break(struct m68k_serial * info, unsigned int duration) static int rs_ioctl(struct tty_struct *tty, struct file * file, unsigned int cmd, unsigned long arg) { - int error; struct m68k_serial * info = (struct m68k_serial *)tty->driver_data; int retval; @@ -1104,7 +1103,7 @@ static void rs_close(struct tty_struct *tty, struct file * filp) tty_ldisc_flush(tty); tty->closing = 0; info->event = 0; - info->port.tty = NULL; + info->tty = NULL; #warning "This is not and has never been valid so fix it" #if 0 if (tty->ldisc.num != ldiscs[N_TTY].num) { @@ -1142,7 +1141,7 @@ void rs_hangup(struct tty_struct *tty) info->event = 0; info->count = 0; info->flags &= ~S_NORMAL_ACTIVE; - info->port.tty = NULL; + info->tty = NULL; wake_up_interruptible(&info->open_wait); } @@ -1261,7 +1260,7 @@ int rs_open(struct tty_struct *tty, struct file * filp) info->count++; tty->driver_data = info; - info->port.tty = tty; + info->tty = tty; /* * Start up serial port @@ -1338,7 +1337,7 @@ rs68328_init(void) info = &m68k_soft[i]; info->magic = SERIAL_MAGIC; info->port = (int) &uart_addr[i]; - info->port.tty = NULL; + info->tty = NULL; info->irq = uart_irqs[i]; info->custom_divisor = 16; info->close_delay = 50; |