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[ARM] 5108/2: PXA SSP: Don't unconditionally free interrupt

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Callers may stop the SSP core requesting the interrupt so it can't be
freed unconditionally.  Also use NO_IRQ like we should.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Eric Miao <eric.miao@marvell.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Mark Brown
2008-06-19 03:18:09 +01:00
committed by Russell King
parent 20072fd0c9
commit bbae02035a
1 changed files with 3 additions and 2 deletions
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5
arch/arm/mach-pxa/ssp.c
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@@ -285,7 +285,7 @@ int ssp_init(struct ssp_dev *dev, u32 port, u32 init_flags)
goto out_region;
dev->irq = ssp->irq;
} else
dev->irq = 0;
dev->irq = NO_IRQ;
/* turn on SSP port clock */
clk_enable(ssp->clk);
@@ -306,7 +306,8 @@ void ssp_exit(struct ssp_dev *dev)
struct ssp_device *ssp = dev->ssp;
ssp_disable(dev);
free_irq(dev->irq, dev);
if (dev->irq != NO_IRQ)
free_irq(dev->irq, dev);
clk_disable(ssp->clk);
ssp_free(ssp);
}