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serial/sunzilog: fix keyboard on SUN SPARCstation 

The keyboard on my SUN SPARCstation 5 no longer worked.

    The culprint was: d4e33fac24
    ("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>
This commit is contained in:
Sam Ravnborg 2012-04-04 09:35:06 +02:00 committed by David S. Miller
parent 2533e82415
commit ca6f327dfd
1 changed files with 2 additions and 2 deletions
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4
drivers/tty/serial/sunzilog.c
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@ -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 */