Commit 2f9889a2 authored by David S. Miller's avatar David S. Miller

Revert "hso: Fix crashes on close."

This reverts commit 4a3e8181.

On request from Alan Cox.
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ab153d84
......@@ -1235,11 +1235,6 @@ static int hso_serial_open(struct tty_struct *tty, struct file *filp)
}
mutex_lock(&serial->parent->mutex);
/* check for port already opened, if not set the termios */
/* The serial->open count needs to be here as hso_serial_close
* will be called even if hso_serial_open returns -ENODEV.
*/
serial->open_count++;
result = usb_autopm_get_interface(serial->parent->interface);
if (result < 0)
goto err_out;
......@@ -1251,6 +1246,8 @@ static int hso_serial_open(struct tty_struct *tty, struct file *filp)
tty->driver_data = serial;
serial->tty = tty;
/* check for port already opened, if not set the termios */
serial->open_count++;
if (serial->open_count == 1) {
tty->low_latency = 1;
serial->rx_state = RX_IDLE;
......@@ -1288,10 +1285,6 @@ static void hso_serial_close(struct tty_struct *tty, struct file *filp)
u8 usb_gone;
D1("Closing serial port");
if (serial == NULL || serial->magic != HSO_SERIAL_MAGIC) {
D1("invalid serial structure bailing out.\n");
return;
}
mutex_lock(&serial->parent->mutex);
usb_gone = serial->parent->usb_gone;
......
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