V4L/DVB (5846): Clean up setting state and scheduling timeouts

Replace assignments to "current->state" with the preferred calls to
schedule_timeout_interruptible().

Signed-off-by: Robert P. J. Day <rpjday@mindspring.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/video/msp3400-driver.c

@@ -157,8 +157,7 @@ static int msp_read(struct i2c_client *client, int dev, int addr)
 			break;
 		v4l_warn(client, "I/O error #%d (read 0x%02x/0x%02x)\n", err,
 		       dev, addr);
-		current->state = TASK_INTERRUPTIBLE;
-		schedule_timeout(msecs_to_jiffies(10));
+		schedule_timeout_interruptible(msecs_to_jiffies(10));
 	}
 	if (err == 3) {
 		v4l_warn(client, "giving up, resetting chip. Sound will go off, sorry folks :-|\n");
@@ -197,8 +196,7 @@ static int msp_write(struct i2c_client *client, int dev, int addr, int val)
 			break;
 		v4l_warn(client, "I/O error #%d (write 0x%02x/0x%02x)\n", err,
 		       dev, addr);
-		current->state = TASK_INTERRUPTIBLE;
-		schedule_timeout(msecs_to_jiffies(10));
+		schedule_timeout_interruptible(msecs_to_jiffies(10));
 	}
 	if (err == 3) {
 		v4l_warn(client, "giving up, resetting chip. Sound will go off, sorry folks :-|\n");

drivers/media/video/vino.c

@@ -2077,12 +2077,10 @@ static int vino_wait_for_frame(struct vino_channel_settings *vcs)
 	init_waitqueue_entry(&wait, current);
 	/* add ourselves into wait queue */
 	add_wait_queue(&vcs->fb_queue.frame_wait_queue, &wait);
-	/* and set current state */
-	set_current_state(TASK_INTERRUPTIBLE);
 
 	/* to ensure that schedule_timeout will return immediately
-	 * if VINO interrupt was triggred meanwhile */
-	schedule_timeout(HZ / 10);
+	 * if VINO interrupt was triggered meanwhile */
+	schedule_timeout_interruptible(HZ / 10);
 
 	if (signal_pending(current))
 		err = -EINTR;