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cs5535-clockevt: Free timer in IRQ setup error path

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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>
This commit is contained in:
Jens Rottmann 2010-03-11 14:04:44 -08:00 committed by Thomas Gleixner
parent 522dba7134
commit fdb19a6cb4
1 changed files with 5 additions and 3 deletions
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8
drivers/clocksource/cs5535-clockevt.c
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@ -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;
}