[RFT 13/13] s390: virtio: constify ccw_device_id

[Arvind Yadav]

ccw_device_id are not supposed to change at runtime. All functions
working with ccw_device_id provided by <asm/ccwdev.h> work with
const ccw_device_id. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com>
---
 drivers/s390/virtio/virtio_ccw.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/s390/virtio/virtio_ccw.c b/drivers/s390/virtio/virtio_ccw.c
index b18fe20..b43dbba 100644
--- a/drivers/s390/virtio/virtio_ccw.c
+++ b/drivers/s390/virtio/virtio_ccw.c
@@ -1307,7 +1307,7 @@ static int virtio_ccw_cio_notify(struct ccw_device *cdev, 
int event)
        return rc;
 }
 
-static struct ccw_device_id virtio_ids[] = {
+static const struct ccw_device_id virtio_ids[] = {
        { CCW_DEVICE(0x3832, 0) },
        {},
 };
-- 
2.7.4