linux-kernel - [PATCH 10/11] greybus: usb: constify hc

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Date:   Fri, 28 Jul 2017 22:41:57 +0200
From:   Julia Lawall <Julia.Lawall@...6.fr>
To:     Johan Hovold <johan@...nel.org>
Cc:     kernel-janitors@...r.kernel.org, Alex Elder <elder@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        greybus-dev@...ts.linaro.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH 10/11] 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@...6.fr>

---
 drivers/staging/greybus/usb.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/greybus/usb.c b/drivers/staging/greybus/usb.c
index ccadda0..f93a76d 100644
--- a/drivers/staging/greybus/usb.c
+++ b/drivers/staging/greybus/usb.c
@@ -139,7 +139,7 @@ static int hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, u16 wIndex,
 	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),