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MXC: remove BUG_ON in interrupt handler
author
Sascha Hauer
<s.hauer@pengutronix.de>
Tue, 21 Apr 2009 10:39:59 +0000
(12:39 +0200)
committer
Sascha Hauer
<s.hauer@pengutronix.de>
Tue, 5 May 2009 07:37:01 +0000
(09:37 +0200)
On i.MX31 I sometimes get spurious interrupts. There is no need
to crash the whole system when this happens. Instead, silently
ignore it.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
arch/arm/plat-mxc/gpio.c
patch
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diff --git
a/arch/arm/plat-mxc/gpio.c
b/arch/arm/plat-mxc/gpio.c
index
c6483ba
..
89e9579
100644
(file)
--- a/
arch/arm/plat-mxc/gpio.c
+++ b/
arch/arm/plat-mxc/gpio.c
@@
-124,7
+124,7
@@
static void mx3_gpio_irq_handler(u32 irq, struct irq_desc *desc)
irq_stat = __raw_readl(port->base + GPIO_ISR) &
__raw_readl(port->base + GPIO_IMR);
- BUG_ON(!irq_stat);
+
mxc_gpio_irq_handler(port, irq_stat);
}
#endif