staging: most: deregister net and video config subsystems with configFS

This patch makes the modules net and video deregister its config subsystems
when the modules are removed from the kernel.

Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/most/net/net.c

@@ -524,6 +524,7 @@ static int __init most_net_init(void)
 
 static void __exit most_net_exit(void)
 {
+	most_deregister_configfs_subsys(&comp);
 	most_deregister_component(&comp);
 }
 

drivers/staging/most/video/video.c

@@ -576,6 +576,7 @@ static void __exit comp_exit(void)
 	}
 	spin_unlock_irq(&list_lock);
 
+	most_deregister_configfs_subsys(&comp);
 	most_deregister_component(&comp);
 	BUG_ON(!list_empty(&video_devices));
 }