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| author | Dimitri Sivanich <sivanich@sgi.com> | 2009-10-14 09:21:03 -0500 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-10-14 18:27:10 +0200 |
| commit | d5991ff297ad2f7e2698eefcd8269df5ecec150f (patch) | |
| tree | 5178e9d2971deb227c88b877e0d4c0714c29a407 /arch | |
| parent | 8c28de4d011f37b2893ecfcec9a985c0e9bd786f (diff) | |
| download | linux-d5991ff297ad2f7e2698eefcd8269df5ecec150f.tar.gz linux-d5991ff297ad2f7e2698eefcd8269df5ecec150f.tar.bz2 linux-d5991ff297ad2f7e2698eefcd8269df5ecec150f.zip | |
x86: UV RTC: Clean up error handling
Cleanup error handling in uv_rtc_setup_clock.
Signed-off-by: Dimitri Sivanich <sivanich@sgi.com>
LKML-Reference: <20091014142103.GD11048@sgi.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kernel/uv_time.c | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/arch/x86/kernel/uv_time.c b/arch/x86/kernel/uv_time.c index c6324ad7c0d9..255645084534 100644 --- a/arch/x86/kernel/uv_time.c +++ b/arch/x86/kernel/uv_time.c @@ -380,15 +380,12 @@ static __init int uv_rtc_setup_clock(void) if (rc || !uv_rtc_evt_enable) return rc; - generic_interrupt_extension = uv_rtc_interrupt; - /* Setup and register clockevents */ rc = uv_rtc_allocate_timers(); - if (rc) { - clocksource_unregister(&clocksource_uv); - generic_interrupt_extension = NULL; - return rc; - } + if (rc) + goto error; + + generic_interrupt_extension = uv_rtc_interrupt; clock_event_device_uv.mult = div_sc(sn_rtc_cycles_per_second, NSEC_PER_SEC, clock_event_device_uv.shift); @@ -401,11 +398,19 @@ static __init int uv_rtc_setup_clock(void) rc = schedule_on_each_cpu(uv_rtc_register_clockevents); if (rc) { - clocksource_unregister(&clocksource_uv); generic_interrupt_extension = NULL; uv_rtc_deallocate_timers(); + goto error; } + printk(KERN_INFO "UV RTC clockevents registered\n"); + + return 0; + +error: + clocksource_unregister(&clocksource_uv); + printk(KERN_INFO "UV RTC clockevents failed rc %d\n", rc); + return rc; } arch_initcall(uv_rtc_setup_clock); |