virtio: make config_ops const

It is just a table of function pointers, make it const for cleanliness and security
reasons.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/linux/virtio.h b/include/linux/virtio.h
index cf8adb1f5b2c..eb34cf774473 100644
--- a/include/linux/virtio.h
+++ b/include/linux/virtio.h
@@ -78,7 +78,7 @@ struct virtio_device {
         int index;
         struct device dev;
         struct virtio_device_id id;
-        struct virtio_config_ops *config;
+        const struct virtio_config_ops *config;
         struct list_head vqs;
         /* Note that this is a Linux set_bit-style bitmap. */
         unsigned long features[1];