These vb2_ops structures are only stored in the ops field of a
vb2_queue structure, which is declared as const. Thus the vb2_ops
structures themselves can be const.
Done with the help of Coccinelle.
// <smpl>
@r disable optional_qualifier@
identifier i;
position p;
@@
static struct vb2_ops i@p = { ... };
@ok@
identifier r.i;
struct vb2_queue e;
position p;
@@
e.ops = &i@p;
@bad@
position p != {r.p,ok.p};
identifier r.i;
struct vb2_ops e;
@@
e@i@p
@depends on !bad disable optional_qualifier@
identifier r.i;
@@
static
+const
struct vb2_ops i = { ... };
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@xxxxxxx>
---
drivers/media/platform/davinci/vpbe_display.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/media/platform/davinci/vpbe_display.c b/drivers/media/platform/davinci/vpbe_display.c
index ca2adfa..13d0270 100644
--- a/drivers/media/platform/davinci/vpbe_display.c
+++ b/drivers/media/platform/davinci/vpbe_display.c
@@ -355,7 +355,7 @@ static void vpbe_stop_streaming(struct vb2_queue *vq)
spin_unlock_irqrestore(&disp->dma_queue_lock, flags);
}
-static struct vb2_ops video_qops = {
+static const struct vb2_ops video_qops = {
.queue_setup = vpbe_buffer_queue_setup,
.wait_prepare = vb2_ops_wait_prepare,
.wait_finish = vb2_ops_wait_finish,
--
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