Messages in this thread Patch in this message | | | From | Arvind Yadav <> | Subject | [PATCH] drm: udl: constify usb_device_id | Date | Sat, 12 Aug 2017 14:05:19 +0530 |
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usb_device_id are not supposed to change at runtime. All functions working with usb_device_id provided by <linux/usb.h> work with const usb_device_id. So mark the non-const structs as const.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> --- drivers/gpu/drm/udl/udl_drv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/udl/udl_drv.c b/drivers/gpu/drm/udl/udl_drv.c index cd8b017..2877afc 100644 --- a/drivers/gpu/drm/udl/udl_drv.c +++ b/drivers/gpu/drm/udl/udl_drv.c @@ -118,7 +118,7 @@ static void udl_usb_disconnect(struct usb_interface *interface) * which is compatible with all known USB 2.0 era graphics chips and firmware, * but allows DisplayLink to increment those for any future incompatible chips */ -static struct usb_device_id id_table[] = { +static const struct usb_device_id id_table[] = { {.idVendor = 0x17e9, .bInterfaceClass = 0xff, .bInterfaceSubClass = 0x00, .bInterfaceProtocol = 0x00, -- 2.7.4
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