diff options
| author | Mark Brown <broonie@sirena.org.uk> | 2008-06-19 03:18:09 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-07-10 17:07:36 +0100 |
| commit | bbae02035a87a3ef45f751032ec8d2bb6f3ed496 (patch) | |
| tree | e337cda2faf1244e0ca721f9ee0390e8ef1f4c08 /arch/arm | |
| parent | 20072fd0c93349e19527dd2fa9588b4335960e62 (diff) | |
| download | kernel_samsung_smdk4412-bbae02035a87a3ef45f751032ec8d2bb6f3ed496.zip kernel_samsung_smdk4412-bbae02035a87a3ef45f751032ec8d2bb6f3ed496.tar.gz kernel_samsung_smdk4412-bbae02035a87a3ef45f751032ec8d2bb6f3ed496.tar.bz2 | |
[ARM] 5108/2: PXA SSP: Don't unconditionally free interrupt
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>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-pxa/ssp.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/arm/mach-pxa/ssp.c b/arch/arm/mach-pxa/ssp.c index 00af7f2..363668c 100644 --- a/arch/arm/mach-pxa/ssp.c +++ b/arch/arm/mach-pxa/ssp.c @@ -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); } |