USB-Serial: add missing `keyspan_pda_private' struct

build

@@ -49,6 +49,7 @@ echo "Creating tools package..."
 cd tools/
 make ${MAKE_OPTS} CFLAGS="${CCFLAGS}" CXXFLAGS="${CXXFLAGS}" cpupower intel-speed-select pci bootconfig tmon usb x86_energy_perf_policy wmi freefall perf
 sudo checkinstall -D --pkgname "linux-tools-thdkernel-${KV}" --pkgversion "${KV}" --pakdir .. --gzman -y --install=no --maintainer dev@javinator9889.com --exclude /root --exclude /media make cpupower_install intel-speed-select_install pci_install bootconfig_install tmon_install usb_install x86_energy_perf_policy_install wmi_install freefall_install perf_install
+sudo chown -R $USER:$USER .
 make -s clean
 cd ..
 sudo chown $USER:$USER *.deb

drivers/usb/serial/keyspan_pda.c

@@ -556,11 +556,13 @@ static int keyspan_pda_write(struct tty_struct *tty,
 static void keyspan_pda_write_bulk_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = urb->context;
+	struct keyspan_pda_private *priv;
 
 	set_bit(0, &port->write_urbs_free);
+	priv = usb_get_serial_port_data(port);
 
 	/* queue up a wakeup at scheduler time */
-	schedule_work(&priv->wakeup_work);
+	usb_serial_port_softint(port);
 }