Staging: media: remove useless dev_info to avoid null ptr dereference

Context is used in dev_info after it has been freed.
This patch fix that issue by removing the dev_info itself,
for msg doesn't look much necessary.
Signed-off-by: Haneen Mohammed <hamohammed.sa@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/media/lirc/lirc_sasem.c

@@ -170,10 +170,6 @@ static void delete_context(struct sasem_context *context)
 	kfree(context->driver->rbuf);
 	kfree(context->driver);
 	kfree(context);
-
-	if (debug)
-		dev_info(&context->dev->dev, "%s: context deleted\n",
-			 __func__);
 }
 
 static void deregister_from_lirc(struct sasem_context *context)