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-rw-r--r--drivers/char/rtc.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c
index ec6b65ec69ea..a162e1b3d5d3 100644
--- a/drivers/char/rtc.c
+++ b/drivers/char/rtc.c
@@ -918,6 +918,14 @@ static const struct file_operations rtc_proc_fops = {
};
#endif
+static void rtc_release_region(void)
+{
+ if (RTC_IOMAPPED)
+ release_region(RTC_PORT(0), RTC_IO_EXTENT);
+ else
+ release_mem_region(RTC_PORT(0), RTC_IO_EXTENT);
+}
+
static int __init rtc_init(void)
{
#ifdef CONFIG_PROC_FS
@@ -992,10 +1000,7 @@ no_irq:
/* Yeah right, seeing as irq 8 doesn't even hit the bus. */
rtc_has_irq = 0;
printk(KERN_ERR "rtc: IRQ %d is not free.\n", RTC_IRQ);
- if (RTC_IOMAPPED)
- release_region(RTC_PORT(0), RTC_IO_EXTENT);
- else
- release_mem_region(RTC_PORT(0), RTC_IO_EXTENT);
+ rtc_release_region();
return -EIO;
}
hpet_rtc_timer_init();
@@ -1009,7 +1014,7 @@ no_irq:
free_irq(RTC_IRQ, NULL);
rtc_has_irq = 0;
#endif
- release_region(RTC_PORT(0), RTC_IO_EXTENT);
+ rtc_release_region();
return -ENODEV;
}
@@ -1091,10 +1096,7 @@ static void __exit rtc_exit (void)
if (rtc_has_irq)
free_irq (rtc_irq, &rtc_port);
#else
- if (RTC_IOMAPPED)
- release_region(RTC_PORT(0), RTC_IO_EXTENT);
- else
- release_mem_region(RTC_PORT(0), RTC_IO_EXTENT);
+ rtc_release_region();
#ifdef RTC_IRQ
if (rtc_has_irq)
free_irq (RTC_IRQ, NULL);