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authorArvind Yadav <arvind.yadav.cs@gmail.com>2017-08-12 14:05:19 +0530
committerDaniel Vetter <daniel.vetter@ffwll.ch>2017-08-18 09:10:46 +0200
commit36436f4e933b42616c8e9ba4907dccf1329cb318 (patch)
treeef13ec621d336ecb7d669c383d135fa2b1d23011 /drivers/gpu/drm/udl
parent3c2c42eb47f2e2272e0cc244751cd312e18d5142 (diff)
drm: udl: constify usb_device_id
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> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/22fa8ca67a6d4a59997f463bf241ed56596fbcfa.1502526524.git.arvind.yadav.cs@gmail.com
Diffstat (limited to 'drivers/gpu/drm/udl')
-rw-r--r--drivers/gpu/drm/udl/udl_drv.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/udl/udl_drv.c b/drivers/gpu/drm/udl/udl_drv.c
index bfacb294d5c4..31421b6b586e 100644
--- a/drivers/gpu/drm/udl/udl_drv.c
+++ b/drivers/gpu/drm/udl/udl_drv.c
@@ -111,7 +111,7 @@ 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,