rtc-sh: Unsigned rtc->{periodic,carry,alarm}_irq cannot be negative

possibly since commit b420b1a7a1

Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
roel kluin 2008-09-10 19:34:44 +02:00 committed by Paul Mundt
parent cc3c080d9f
commit 2641dc92b3

View file

@ -575,7 +575,7 @@ static int __devinit sh_rtc_probe(struct platform_device *pdev)
struct sh_rtc *rtc;
struct resource *res;
unsigned int tmp;
int ret = -ENOENT;
int ret;
rtc = kzalloc(sizeof(struct sh_rtc), GFP_KERNEL);
if (unlikely(!rtc))
@ -584,26 +584,33 @@ static int __devinit sh_rtc_probe(struct platform_device *pdev)
spin_lock_init(&rtc->lock);
/* get periodic/carry/alarm irqs */
rtc->periodic_irq = platform_get_irq(pdev, 0);
if (unlikely(rtc->periodic_irq < 0)) {
ret = platform_get_irq(pdev, 0);
if (unlikely(ret < 0)) {
ret = -ENOENT;
dev_err(&pdev->dev, "No IRQ for period\n");
goto err_badres;
}
rtc->periodic_irq = ret;
rtc->carry_irq = platform_get_irq(pdev, 1);
if (unlikely(rtc->carry_irq < 0)) {
ret = platform_get_irq(pdev, 1);
if (unlikely(ret < 0)) {
ret = -ENOENT;
dev_err(&pdev->dev, "No IRQ for carry\n");
goto err_badres;
}
rtc->carry_irq = ret;
rtc->alarm_irq = platform_get_irq(pdev, 2);
if (unlikely(rtc->alarm_irq < 0)) {
ret = platform_get_irq(pdev, 2);
if (unlikely(ret < 0)) {
ret = -ENOENT;
dev_err(&pdev->dev, "No IRQ for alarm\n");
goto err_badres;
}
rtc->alarm_irq = ret;
res = platform_get_resource(pdev, IORESOURCE_IO, 0);
if (unlikely(res == NULL)) {
ret = -ENOENT;
dev_err(&pdev->dev, "No IO resource\n");
goto err_badres;
}