serial/sunzilog: fix keyboard on SUN SPARCstation

The keyboard on my SUN SPARCstation 5 no longer worked.

    The culprint was: d4e33fac2408d37f7b52e80ca2a89f9fb482914f
    ("serial: Kill off NO_IRQ")

Fix up logic for no irq / irq so the keyboard works again.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Alan Cox <alan@linux.intel.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/tty/serial/sunzilog.c b/drivers/tty/serial/sunzilog.c
index b3b70b0..babd947 100644 (file)
--- a/drivers/tty/serial/sunzilog.c
+++ b/drivers/tty/serial/sunzilog.c
@@ -1581,7 +1581,7 @@ static int __init sunzilog_init(void)
        if (err)
                goto out_unregister_uart;
 
-       if (!zilog_irq) {
+       if (zilog_irq) {
                struct uart_sunzilog_port *up = sunzilog_irq_chain;
                err = request_irq(zilog_irq, sunzilog_interrupt, IRQF_SHARED,
                                  "zs", sunzilog_irq_chain);
@@ -1622,7 +1622,7 @@ static void __exit sunzilog_exit(void)
 {
        platform_driver_unregister(&zs_driver);
 
-       if (!zilog_irq) {
+       if (zilog_irq) {
                struct uart_sunzilog_port *up = sunzilog_irq_chain;
 
                /* Disable Interrupts */