diff options
| author | Carlos R. Mafra <crmafra@ift.unesp.br> | 2008-07-23 21:30:40 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-24 10:47:34 -0700 |
| commit | c68d07b2da54c941bb36c9d6d35fe8f263ee10ef (patch) | |
| tree | 13a84b5e2928c67753734e4f79e55a1d12dd74a3 /drivers | |
| parent | 02bb584f3b1cfc8188522a4d2c8881b65073a4f1 (diff) | |
| download | linux-c68d07b2da54c941bb36c9d6d35fe8f263ee10ef.tar.bz2 | |
rtc: remove and clarify unneeded externs
When CONFIG_HPET_EMULATE_RTC is defined the external declaration of
hpet_rtc_interrupt is redundant due to the inclusion of hpet.h.
When !CONFIG_HPET_EMULATE_RTC we make it clear that hpet_rtc_interrupt is
not used by defining it to return zero.
Signed-off-by: Carlos R. Mafra <crmafra@ift.unesp.br>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/char/rtc.c | 2 | ||||
| -rw-r--r-- | drivers/rtc/rtc-cmos.c | 5 |
2 files changed, 4 insertions, 3 deletions
diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c index d1569a0d0506..dbefbb30ed44 100644 --- a/drivers/char/rtc.c +++ b/drivers/char/rtc.c @@ -121,8 +121,6 @@ static irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id) return 0; } #endif -#else -extern irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id); #endif /* diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c index d7bb9bac71df..94b89a2d9c2e 100644 --- a/drivers/rtc/rtc-cmos.c +++ b/drivers/rtc/rtc-cmos.c @@ -52,7 +52,10 @@ #define hpet_rtc_timer_init() do { } while (0) #define hpet_register_irq_handler(h) 0 #define hpet_unregister_irq_handler(h) do { } while (0) -extern irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id); +static irqreturn_t hpet_rtc_interrupt(int irq, void *dev_id) +{ + return 0; +} #endif struct cmos_rtc { |