USB: core: hub: fix sparse warning

Fix the following sparse warning:

drivers/usb/core/hub.c:1664:37: warning: Using plain integer as NULL pointer

Signed-off-by: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index e4b0e28f7453..06af970e1064 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -1676,7 +1676,7 @@ static int usb_configure_device_otg(struct usb_device *udev)
         if (!udev->bus->is_b_host
                         && udev->config
                         && udev->parent == udev->bus->root_hub) {
-                struct usb_otg_descriptor       *desc = 0;
+                struct usb_otg_descriptor       *desc = NULL;
                 struct usb_bus                  *bus = udev->bus;
 
                 /* descriptor may appear anywhere in config */