[S390] qdio: fix init sequence

Reorder the initialization sequence of the qdio module to avoid
writing to an uninitialized debug feature entry. Also reorder
the exit function to restore a consistent cleanup path.
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

drivers/s390/cio/qdio_main.c

@@ -1649,26 +1649,26 @@ static int __init init_QDIO(void)
 {
 	int rc;
 
-	rc = qdio_setup_init();
+	rc = qdio_debug_init();
 	if (rc)
 		return rc;
+	rc = qdio_setup_init();
+	if (rc)
+		goto out_debug;
 	rc = tiqdio_allocate_memory();
 	if (rc)
 		goto out_cache;
-	rc = qdio_debug_init();
-	if (rc)
-		goto out_ti;
 	rc = tiqdio_register_thinints();
 	if (rc)
-		goto out_debug;
+		goto out_ti;
 	return 0;
 
-out_debug:
-	qdio_debug_exit();
 out_ti:
 	tiqdio_free_memory();
 out_cache:
 	qdio_setup_exit();
+out_debug:
+	qdio_debug_exit();
 	return rc;
 }
 
@@ -1676,8 +1676,8 @@ static void __exit exit_QDIO(void)
 {
 	tiqdio_unregister_thinints();
 	tiqdio_free_memory();
-	qdio_debug_exit();
 	qdio_setup_exit();
+	qdio_debug_exit();
 }
 
 module_init(init_QDIO);