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authorJohan Hovold <jhovold@gmail.com>2013-03-21 12:36:41 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-03-25 13:48:26 -0700
commitf8f0ad8621cf01e1e3f8264863b270c2308a9c1a (patch)
tree59cf3d171763b27d8e420e3b64fc619bb94f039a /drivers/usb/serial/generic.c
parent618e183d03a95da200bed48e5277efe428feef26 (diff)
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USB: serial: fix generic disconnect implementation
There is no need for the generic disconnect callback to stop the read and write urbs a second time as this has already been taken care of by close (which is called from hangup as part of disconnect). Signed-off-by: Johan Hovold <jhovold@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/serial/generic.c')
-rw-r--r--drivers/usb/serial/generic.c12
1 files changed, 1 insertions, 11 deletions
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index 131d6cbeefee..a6d0ac638e0a 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -102,7 +102,7 @@ int usb_serial_generic_open(struct tty_struct *tty, struct usb_serial_port *port
}
EXPORT_SYMBOL_GPL(usb_serial_generic_open);
-static void generic_cleanup(struct usb_serial_port *port)
+void usb_serial_generic_close(struct usb_serial_port *port)
{
unsigned long flags;
int i;
@@ -120,11 +120,6 @@ static void generic_cleanup(struct usb_serial_port *port)
usb_kill_urb(port->read_urbs[i]);
}
}
-
-void usb_serial_generic_close(struct usb_serial_port *port)
-{
- generic_cleanup(port);
-}
EXPORT_SYMBOL_GPL(usb_serial_generic_close);
int usb_serial_generic_prepare_write_buffer(struct usb_serial_port *port,
@@ -507,11 +502,6 @@ EXPORT_SYMBOL_GPL(usb_serial_generic_resume);
void usb_serial_generic_disconnect(struct usb_serial *serial)
{
- int i;
-
- /* stop reads and writes on all ports */
- for (i = 0; i < serial->num_ports; ++i)
- generic_cleanup(serial->port[i]);
}
EXPORT_SYMBOL_GPL(usb_serial_generic_disconnect);