[media] em28xx: move v4l2 dummy clock deregistration from the core to the v4l extension

Signed-off-by: NFrank Schäfer <fschaefer.oss@googlemail.com>
Signed-off-by: NMauro Carvalho Chehab <m.chehab@samsung.com>

drivers/media/usb/em28xx/em28xx-cards.c

@@ -36,7 +36,6 @@
 #include <media/tvaudio.h>
 #include <media/i2c-addr.h>
 #include <media/tveeprom.h>
-#include <media/v4l2-clk.h>
 #include <media/v4l2-common.h>
 
 #include "em28xx.h"
@@ -2880,8 +2879,6 @@ void em28xx_release_resources(struct em28xx *dev)
 	if (dev->def_i2c_bus)
 		em28xx_i2c_unregister(dev, 1);
 	em28xx_i2c_unregister(dev, 0);
-	if (dev->clk)
-		v4l2_clk_unregister_fixed(dev->clk);
 
 	usb_put_dev(dev->udev);
 

drivers/media/usb/em28xx/em28xx-video.c

@@ -42,6 +42,7 @@
 #include <media/v4l2-common.h>
 #include <media/v4l2-ioctl.h>
 #include <media/v4l2-event.h>
+#include <media/v4l2-clk.h>
 #include <media/msp3400.h>
 #include <media/tuner.h>
 
@@ -1923,6 +1924,11 @@ static int em28xx_v4l2_fini(struct em28xx *dev)
 		dev->vdev = NULL;
 	}
 
+	if (dev->clk) {
+		v4l2_clk_unregister_fixed(dev->clk);
+		dev->clk = NULL;
+	}
+
 	if (dev->users)
 		em28xx_warn("Device is open ! Deregistration and memory deallocation are deferred on close.\n");