Merge branch 'for-linus' of git://neil.brown.name/md

[mv-sheeva.git] / drivers / tty / vt / vt.c

diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index b230bd3f056f7d59e9c4c015ab687b4c6d257902..147ede3423df6228c781c39100a42937e6437f33 100644 (file)
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -2994,7 +2994,7 @@ int __init vty_init(const struct file_operations *console_fops)
        if (IS_ERR(tty0dev))
                tty0dev = NULL;
        else
-               device_create_file(tty0dev, &dev_attr_active);
+               WARN_ON(device_create_file(tty0dev, &dev_attr_active) < 0);
 
        vcs_init();
 
@@ -3545,7 +3545,7 @@ int register_con_driver(const struct consw *csw, int first, int last)
 
                /* already registered */
                if (con_driver->con == csw)
-                       retval = -EINVAL;
+                       retval = -EBUSY;
        }
 
        if (retval)
@@ -3656,7 +3656,12 @@ int take_over_console(const struct consw *csw, int first, int last, int deflt)
        int err;
 
        err = register_con_driver(csw, first, last);
-
+       /* if we get an busy error we still want to bind the console driver
+        * and return success, as we may have unbound the console driver
+        * but not unregistered it.
+       */
+       if (err == -EBUSY)
+               err = 0;
        if (!err)
                bind_con_driver(csw, first, last, deflt);