diff options
| author | Jens Rottmann <JRottmann@LiPPERTEmbedded.de> | 2010-03-11 14:04:44 -0800 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2010-03-12 22:52:00 +0100 |
| commit | fdb19a6cb48407c59a2007063f4005c9384603c3 (patch) | |
| tree | 38dc487713165509698caf428758f8dbd847f476 /drivers/clocksource/cs5535-clockevt.c | |
| parent | 522dba7134d6b2e5821d3457f7941ec34f668e6d (diff) | |
cs5535-clockevt: Free timer in IRQ setup error path
Due to a hardware limitation cs5535_mfgpt_free_timer() cannot actually
release the timer hardware, but it will at least free the now unreferenced
struct associated with it so calling it is the cleaner thing to do.
Signed-off-by: Jens Rottmann <JRottmann@LiPPERTEmbedded.de>
Acked-by: Andres Salomon <dilinger@collabora.co.uk>
Cc: Jordan Crouse <jordan@cosmicpenguin.net>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: john stultz <johnstul@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/clocksource/cs5535-clockevt.c')
| -rw-r--r-- | drivers/clocksource/cs5535-clockevt.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/clocksource/cs5535-clockevt.c b/drivers/clocksource/cs5535-clockevt.c index b314a999aab..d7be69f1315 100644 --- a/drivers/clocksource/cs5535-clockevt.c +++ b/drivers/clocksource/cs5535-clockevt.c @@ -154,14 +154,14 @@ static int __init cs5535_mfgpt_init(void) if (cs5535_mfgpt_setup_irq(timer, MFGPT_CMP2, &timer_irq)) { printk(KERN_ERR DRV_NAME ": Could not set up IRQ %d\n", timer_irq); - return -EIO; + goto err_timer; } /* And register it with the kernel */ ret = setup_irq(timer_irq, &mfgptirq); if (ret) { printk(KERN_ERR DRV_NAME ": Unable to set up the interrupt.\n"); - goto err; + goto err_irq; } /* Set the clock scale and enable the event mode for CMP2 */ @@ -184,8 +184,10 @@ static int __init cs5535_mfgpt_init(void) return 0; -err: +err_irq: cs5535_mfgpt_release_irq(cs5535_event_clock, MFGPT_CMP2, &timer_irq); +err_timer: + cs5535_mfgpt_free_timer(cs5535_event_clock); printk(KERN_ERR DRV_NAME ": Unable to set up the MFGPT clock source\n"); return -EIO; } |