V4L/DVB: gspca - sn9c20x: Correct onstack wait_queue_head declaration

Use DECLARE_WAIT_QUEUE_HEAD_ONSTACK to make lockdep happy

Signed-off-by: Yong Zhang <yong.zhang0@gmail.com>
Signed-off-by: Jean-François Moine <moinejf@free.fr>
CC: Brian Johnson <brijohn@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/video/gspca/sn9c20x.c b/drivers/media/video/gspca/sn9c20x.c
index 38a6e15..3dee3e5 100644 (file)
--- a/drivers/media/video/gspca/sn9c20x.c
+++ b/drivers/media/video/gspca/sn9c20x.c
@@ -1427,7 +1427,7 @@ static int input_kthread(void *data)
        struct gspca_dev *gspca_dev = (struct gspca_dev *)data;
        struct sd *sd = (struct sd *) gspca_dev;
 
-       DECLARE_WAIT_QUEUE_HEAD(wait);
+       DECLARE_WAIT_QUEUE_HEAD_ONSTACK(wait);
        set_freezable();
        for (;;) {
                if (kthread_should_stop())