greybus: usb: constify hc_driver structures

The hc_driver structure is only passed as the first argument to
usb_create_hcd, which is declared as const.  Thus the hc_driver structure
itself can be const.

Done with the help of Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/greybus/usb.c b/drivers/staging/greybus/usb.c
index ccadda0..f93a76d 100644 (file)
--- a/drivers/staging/greybus/usb.c
+++ b/drivers/staging/greybus/usb.c
@@ -139,7 +139,7 @@ out:
        return ret;
 }
 
-static struct hc_driver usb_gb_hc_driver = {
+static const struct hc_driver usb_gb_hc_driver = {
        .description = "greybus-hcd",
        .product_desc = "Greybus USB Host Controller",
        .hcd_priv_size = sizeof(struct gb_usb_device),