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authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-20 21:26:12 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-20 21:26:12 -0700
commit7a9b149212f3716c598afe973b6261fd58453b7a (patch)
tree477716d84c71da124448b72278e98da28aadbd3d /drivers/usb/serial/console.c
parent3d62e3fdce8ef265a3706c52ae1ca6ab84e30f0e (diff)
parente26bcf37234c67624f62d9fc95f922b8dbda1363 (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6: (229 commits) USB: remove unused usb_buffer_alloc and usb_buffer_free macros usb: musb: update gfp/slab.h includes USB: ftdi_sio: fix legacy SIO-device header USB: kl5usb105: reimplement using generic framework USB: kl5usb105: minor clean ups USB: kl5usb105: fix memory leak USB: io_ti: use kfifo to implement write buffering USB: io_ti: remove unsused private counter USB: ti_usb: use kfifo to implement write buffering USB: ir-usb: fix incorrect write-buffer length USB: aircable: fix incorrect write-buffer length USB: safe_serial: straighten out read processing USB: safe_serial: reimplement read using generic framework USB: safe_serial: reimplement write using generic framework usb-storage: always print quirks USB: usb-storage: trivial debug improvements USB: oti6858: use port write fifo USB: oti6858: use kfifo to implement write buffering USB: cypress_m8: use kfifo to implement write buffering USB: cypress_m8: remove unused drain define ... Fix up conflicts (due to usb_buffer_alloc/free renaming) in drivers/input/tablet/acecad.c drivers/input/tablet/kbtab.c drivers/input/tablet/wacom_sys.c drivers/media/video/gspca/gspca.c sound/usb/usbaudio.c
Diffstat (limited to 'drivers/usb/serial/console.c')
-rw-r--r--drivers/usb/serial/console.c27
1 files changed, 12 insertions, 15 deletions
diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c
index f347da2..1ee6b2a 100644
--- a/drivers/usb/serial/console.c
+++ b/drivers/usb/serial/console.c
@@ -66,7 +66,7 @@ static int usb_console_setup(struct console *co, char *options)
struct usb_serial_port *port;
int retval;
struct tty_struct *tty = NULL;
- struct ktermios *termios = NULL, dummy;
+ struct ktermios dummy;
dbg("%s", __func__);
@@ -141,15 +141,14 @@ static int usb_console_setup(struct console *co, char *options)
goto reset_open_count;
}
kref_init(&tty->kref);
- termios = kzalloc(sizeof(*termios), GFP_KERNEL);
- if (!termios) {
+ tty_port_tty_set(&port->port, tty);
+ tty->driver = usb_serial_tty_driver;
+ tty->index = co->index;
+ if (tty_init_termios(tty)) {
retval = -ENOMEM;
err("no more memory");
goto free_tty;
}
- memset(&dummy, 0, sizeof(struct ktermios));
- tty->termios = termios;
- tty_port_tty_set(&port->port, tty);
}
/* only call the device specific open if this
@@ -161,16 +160,16 @@ static int usb_console_setup(struct console *co, char *options)
if (retval) {
err("could not open USB console port");
- goto free_termios;
+ goto fail;
}
if (serial->type->set_termios) {
- termios->c_cflag = cflag;
- tty_termios_encode_baud_rate(termios, baud, baud);
+ tty->termios->c_cflag = cflag;
+ tty_termios_encode_baud_rate(tty->termios, baud, baud);
+ memset(&dummy, 0, sizeof(struct ktermios));
serial->type->set_termios(tty, port, &dummy);
tty_port_tty_set(&port->port, NULL);
- kfree(termios);
kfree(tty);
}
set_bit(ASYNCB_INITIALIZED, &port->port.flags);
@@ -180,14 +179,12 @@ static int usb_console_setup(struct console *co, char *options)
--port->port.count;
/* The console is special in terms of closing the device so
* indicate this port is now acting as a system console. */
- port->console = 1;
port->port.console = 1;
mutex_unlock(&serial->disc_mutex);
return retval;
- free_termios:
- kfree(termios);
+ fail:
tty_port_tty_set(&port->port, NULL);
free_tty:
kfree(tty);
@@ -217,7 +214,7 @@ static void usb_console_write(struct console *co,
dbg("%s - port %d, %d byte(s)", __func__, port->number, count);
- if (!port->console) {
+ if (!port->port.console) {
dbg("%s - port not opened", __func__);
return;
}
@@ -313,7 +310,7 @@ void usb_serial_console_exit(void)
{
if (usbcons_info.port) {
unregister_console(&usbcons);
- usbcons_info.port->console = 0;
+ usbcons_info.port->port.console = 0;
usbcons_info.port = NULL;
}
}