string: factorize skip_spaces and export it to be generally available

[safe/jmp/linux-2.6] / drivers / rtc / rtc-ds1307.c

diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c
index 8a6f9a9..eb99ee4 100644 (file)
--- a/drivers/rtc/rtc-ds1307.c
+++ b/drivers/rtc/rtc-ds1307.c
@@ -267,12 +267,7 @@ static void ds1307_work(struct work_struct *work)
                control &= ~DS1337_BIT_A1IE;
                i2c_smbus_write_byte_data(client, DS1337_REG_CONTROL, control);
 
-               /* rtc_update_irq() assumes that it is called
-                * from IRQ-disabled context.
-                */
-               local_irq_disable();
                rtc_update_irq(ds1307->rtc, 1, RTC_AF | RTC_IRQF);
-               local_irq_enable();
        }
 
 out:
@@ -901,8 +896,7 @@ read_rtc:
        return 0;
 
 exit_irq:
-       if (ds1307->rtc)
-               rtc_device_unregister(ds1307->rtc);
+       rtc_device_unregister(ds1307->rtc);
 exit_free:
        kfree(ds1307);
        return err;