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authorroel kluin <roel.kluin@gmail.com>2008-09-10 19:34:44 +0200
committerPaul Mundt <lethal@linux-sh.org>2008-09-11 14:59:24 +0900
commit2641dc92b3c7f979c7e4820cff2e765664358982 (patch)
tree652d4fc11316e5c1dbb0c0cc504cae37ade68055
parentcc3c080d9f4484021e7b14f99de94a8c85a668d5 (diff)
downloadop-kernel-dev-2641dc92b3c7f979c7e4820cff2e765664358982.zip
op-kernel-dev-2641dc92b3c7f979c7e4820cff2e765664358982.tar.gz
rtc-sh: Unsigned rtc->{periodic,carry,alarm}_irq cannot be negative
possibly since commit b420b1a7a17ea88531d0e12b2f2679a0c8365803 Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
-rw-r--r--drivers/rtc/rtc-sh.c21
1 files changed, 14 insertions, 7 deletions
diff --git a/drivers/rtc/rtc-sh.c b/drivers/rtc/rtc-sh.c
index 1f88e9e..690a780 100644
--- a/drivers/rtc/rtc-sh.c
+++ b/drivers/rtc/rtc-sh.c
@@ -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;
}
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