Net, USB, Option, hso: Do not dereference NULL pointer

[mv-sheeva.git] / drivers / net / usb / hso.c

diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index bed8fcedff49a98168ac7afb00a152b51b0d7038..6d83812603b6b92fe02c2d06f43956a6a24df050 100644 (file)
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -2628,15 +2628,15 @@ exit:
 
 static void hso_free_tiomget(struct hso_serial *serial)
 {
-       struct hso_tiocmget *tiocmget = serial->tiocmget;
+       struct hso_tiocmget *tiocmget;
+       if (!serial)
+               return;
+       tiocmget = serial->tiocmget;
        if (tiocmget) {
-               if (tiocmget->urb) {
-                       usb_free_urb(tiocmget->urb);
-                       tiocmget->urb = NULL;
-               }
+               usb_free_urb(tiocmget->urb);
+               tiocmget->urb = NULL;
                serial->tiocmget = NULL;
                kfree(tiocmget);
-
        }
 }