riscom8: Fix hang on load

This has been around for a while but nobody reported it until recently.
Resubmitting the fix as it's appropriate for 2.6.25

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/char/riscom8.c b/drivers/char/riscom8.c
index 8fc4fe4..589ac6f 100644 (file)
--- a/drivers/char/riscom8.c
+++ b/drivers/char/riscom8.c
@@ -1620,14 +1620,8 @@ static int __init rc_init_drivers(void)
 
 static void rc_release_drivers(void)
 {
-       unsigned long flags;
-
-       spin_lock_irqsave(&riscom_lock, flags);
-
        tty_unregister_driver(riscom_driver);
        put_tty_driver(riscom_driver);
-
-       spin_unlock_irqrestore(&riscom_lock, flags);
 }
 
 #ifndef MODULE