From: Márton Németh <nm127@xxxxxxxxxxx>
The 3rd parameter v4l2_subdev_notify() is passed to the notify() callback
which is a pointer, see <media/v4l2-subdev.h> and <media/v4l2-device.h>.
This will remove the following sparse warning (see "make C=1"):
* Using plain integer as NULL pointer
Signed-off-by: Márton Németh <nm127@xxxxxxxxxxx>
---
diff -r 5bcdcc072b6d linux/drivers/media/video/bt819.c
--- a/linux/drivers/media/video/bt819.c Sat Jan 16 07:25:43 2010 +0100
+++ b/linux/drivers/media/video/bt819.c Sat Jan 16 18:04:27 2010 +0100
@@ -260,7 +260,7 @@
v4l2_err(sd, "no notify found!\n");
if (std & V4L2_STD_NTSC) {
- v4l2_subdev_notify(sd, BT819_FIFO_RESET_LOW, 0);
+ v4l2_subdev_notify(sd, BT819_FIFO_RESET_LOW, NULL);
bt819_setbit(decoder, 0x01, 0, 1);
bt819_setbit(decoder, 0x01, 1, 0);
bt819_setbit(decoder, 0x01, 5, 0);
@@ -269,7 +269,7 @@
/* bt819_setbit(decoder, 0x1a, 5, 1); */
timing = &timing_data[1];
} else if (std & V4L2_STD_PAL) {
- v4l2_subdev_notify(sd, BT819_FIFO_RESET_LOW, 0);
+ v4l2_subdev_notify(sd, BT819_FIFO_RESET_LOW, NULL);
bt819_setbit(decoder, 0x01, 0, 1);
bt819_setbit(decoder, 0x01, 1, 1);
bt819_setbit(decoder, 0x01, 5, 1);
@@ -294,7 +294,7 @@
bt819_write(decoder, 0x08, (timing->hscale >> 8) & 0xff);
bt819_write(decoder, 0x09, timing->hscale & 0xff);
decoder->norm = std;
- v4l2_subdev_notify(sd, BT819_FIFO_RESET_HIGH, 0);
+ v4l2_subdev_notify(sd, BT819_FIFO_RESET_HIGH, NULL);
return 0;
}
@@ -312,7 +312,7 @@
v4l2_err(sd, "no notify found!\n");
if (decoder->input != input) {
- v4l2_subdev_notify(sd, BT819_FIFO_RESET_LOW, 0);
+ v4l2_subdev_notify(sd, BT819_FIFO_RESET_LOW, NULL);
decoder->input = input;
/* select mode */
if (decoder->input == 0) {
@@ -322,7 +322,7 @@
bt819_setbit(decoder, 0x0b, 6, 1);
bt819_setbit(decoder, 0x1a, 1, 0);
}
- v4l2_subdev_notify(sd, BT819_FIFO_RESET_HIGH, 0);
+ v4l2_subdev_notify(sd, BT819_FIFO_RESET_HIGH, NULL);
}
return 0;
}
--
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