rtc: release correct region in error path

[karo-tx-linux.git] / drivers / char / rtc.c

diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c
index ec6b65ec69ea6f1726e400667c2462c5af7d5028..a162e1b3d5d3a1dc1a327bd965b4ce9449f727b8 100644 (file)
--- 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);