[S390] iucv cr0 enablement bit

Do not set the cr0 enablement bit for iucv by default in head[31|64].S,
move the enablement to iucv_init in the iucv base layer.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 5 insertions, 2 deletions

diff --git a/net/iucv/iucv.c b/net/iucv/iucv.c
index 7f9124914b13..f2b713847b45 100644
--- a/net/iucv/iucv.c
+++ b/net/iucv/iucv.c
@@ -1988,12 +1988,13 @@ static int __init iucv_init(void)
                 rc = -EPROTONOSUPPORT;
                 goto out;
         }
+        ctl_set_bit(0, 1);
         rc = iucv_query_maxconn();
         if (rc)
-                goto out;
+                goto out_ctl;
         rc = register_external_interrupt(0x4000, iucv_external_interrupt);
         if (rc)
-                goto out;
+                goto out_ctl;
         iucv_root = root_device_register("iucv");
         if (IS_ERR(iucv_root)) {
                 rc = PTR_ERR(iucv_root);
@@ -2055,6 +2056,8 @@ out_free:
         root_device_unregister(iucv_root);
 out_int:
         unregister_external_interrupt(0x4000, iucv_external_interrupt);
+out_ctl:
+        ctl_clear_bit(0, 1);
 out:
         return rc;
 }