Make these structures const as they are only passed to the function
drm_fb_helper_prepare and the corresponding argument is of type const.
Done using Coccinelle

@match disable optional_qualifier@
identifier s;
@@
static struct drm_fb_helper_funcs s = {...};

@ref@
position p;
identifier match.s;
@@
s@p

@good1@
identifier match.s;
expression e1,e2;
position ref.p;
@@
drm_fb_helper_prepare(e1,e2,&s@p,...)

@bad depends on  !good1@
position ref.p;
identifier match.s;
@@
s@p

@depends on forall !bad disable optional_qualifier@
identifier match.s;
@@
static
+ const
struct drm_fb_helper_funcs s;

Signed-off-by: Bhumika Goyal <bhumi...@gmail.com>
---
 drivers/gpu/drm/virtio/virtgpu_fb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/virtio/virtgpu_fb.c 
b/drivers/gpu/drm/virtio/virtgpu_fb.c
index 046e28b..15d18fd 100644
--- a/drivers/gpu/drm/virtio/virtgpu_fb.c
+++ b/drivers/gpu/drm/virtio/virtgpu_fb.c
@@ -308,7 +308,7 @@ static int virtio_gpu_fbdev_destroy(struct drm_device *dev,
 
        return 0;
 }
-static struct drm_fb_helper_funcs virtio_gpu_fb_helper_funcs = {
+static const struct drm_fb_helper_funcs virtio_gpu_fb_helper_funcs = {
        .fb_probe = virtio_gpufb_create,
 };
 
-- 
1.9.1

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