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Revert "USB: quatech2: only write to the tty if the port is open." 

This reverts commit 27b351c554.

Calling tty_flip_buffer_push on an unopened tty is legal, so the
driver doesn't need track if port has been opened.  Reverting this
allows the entire is_open logic to be removed.

Signed-off-by: Bill Pemberton <wfp5p@virginia.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Bill Pemberton 2013-03-20 11:46:10 -04:00 committed by Greg Kroah-Hartman
parent cf2d9500a5
commit 29727f3bc2
1 changed files with 2 additions and 5 deletions
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7
drivers/usb/serial/quatech2.c
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@ -661,9 +661,7 @@ void qt2_process_read_urb(struct urb *urb)
__func__);
break;
}
if (port_priv->is_open)
tty_flip_buffer_push(&port->port);
tty_flip_buffer_push(&port->port);
newport = *(ch + 3);
@ -706,8 +704,7 @@ void qt2_process_read_urb(struct urb *urb)
tty_insert_flip_string(&port->port, ch, 1);
}
if (port_priv->is_open)
tty_flip_buffer_push(&port->port);
tty_flip_buffer_push(&port->port);
}
static void qt2_write_bulk_callback(struct urb *urb)