misc: rtsx_usb: Constify struct usb_device_id

rtsx_usb_usb_ids is never modified and can therefore be made const to
allow the compiler to put it in read-only memory.

Before:
   text    data     bss     dec     hex filename
  21513    4160     128   25801    64c9 drivers/misc/cardreader/rtsx_usb.o

After:
   text    data     bss     dec     hex filename
  21673    4000     128   25801    64c9 drivers/misc/cardreader/rtsx_usb.o

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
Link: https://lore.kernel.org/r/20200610224704.27082-2-rikard.falkeborn@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/misc/cardreader/rtsx_usb.c b/drivers/misc/cardreader/rtsx_usb.c
index a328cab11014326c685db2f889a4afe228e74f46..59eda55d92a385a9bda441e835f2815055eb457c 100644 (file)
--- a/drivers/misc/cardreader/rtsx_usb.c
+++ b/drivers/misc/cardreader/rtsx_usb.c
@@ -759,7 +759,7 @@ static int rtsx_usb_post_reset(struct usb_interface *intf)
        return 0;
 }
 
-static struct usb_device_id rtsx_usb_usb_ids[] = {
+static const struct usb_device_id rtsx_usb_usb_ids[] = {
        { USB_DEVICE(0x0BDA, 0x0129) },
        { USB_DEVICE(0x0BDA, 0x0139) },
        { USB_DEVICE(0x0BDA, 0x0140) },