serial: fix test of unsigned

The variables were unsigned so the tests did not work.

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/serial/msm_serial.c b/drivers/serial/msm_serial.c
index b05c5aa02cb4..ecdc0facf7ee 100644
--- a/drivers/serial/msm_serial.c
+++ b/drivers/serial/msm_serial.c
@@ -691,6 +691,7 @@ static int __init msm_serial_probe(struct platform_device *pdev)
         struct msm_port *msm_port;
         struct resource *resource;
         struct uart_port *port;
+        int irq;
 
         if (unlikely(pdev->id < 0 || pdev->id >= UART_NR))
                 return -ENXIO;
@@ -711,9 +712,10 @@ static int __init msm_serial_probe(struct platform_device *pdev)
                 return -ENXIO;
         port->mapbase = resource->start;
 
-        port->irq = platform_get_irq(pdev, 0);
-        if (unlikely(port->irq < 0))
+        irq = platform_get_irq(pdev, 0);
+        if (unlikely(irq < 0))
                 return -ENXIO;
+        port->irq = irq;
 
         platform_set_drvdata(pdev, port);