[PATCH] USB: kfree cleanup for drivers/usb/* - no need to check for NULL

Get rid of a bunch of redundant NULL pointer checks in drivers/usb/*,
there's no need to check a pointer for NULL before calling kfree() on it.

Signed-off-by: Jesper Juhl <juhl-lkml@dif.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>


Index: gregkh-2.6/drivers/usb/class/audio.c
===================================================================

1 files changed, 1 insertions, 4 deletions

diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c
index a1cba4b5fa23..b5f2c06d4f3e 100644
--- a/drivers/usb/serial/omninet.c
+++ b/drivers/usb/serial/omninet.c
@@ -178,7 +178,6 @@ static void omninet_close (struct usb_serial_port *port, struct file * filp)
 {
         struct usb_serial       *serial = port->serial;
         struct usb_serial_port  *wport;
-        struct omninet_data     *od;
 
         dbg("%s - port %d", __FUNCTION__, port->number);
 
@@ -186,9 +185,7 @@ static void omninet_close (struct usb_serial_port *port, struct file * filp)
         usb_kill_urb(wport->write_urb);
         usb_kill_urb(port->read_urb);
 
-        od = usb_get_serial_port_data(port);
-        if (od)
-                kfree(od);
+        kfree(usb_get_serial_port_data(port));
 }