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x86: DT: Fix return condition in irq_create_of_mapping() 

The xlate() function returns 0 or a negative error code. Returning the
error code blindly will be seen as an huge irq number by the calling
function because irq_create_of_mapping() returns an unsigned value.

Return 0 (NO_IRQ) as required.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
This commit is contained in:
Thomas Gleixner 2011-03-24 22:53:10 +01:00
parent cbb84c4cc1
commit 00a30b254b
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kernel/devicetree.c
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@ -65,7 +65,7 @@ unsigned int irq_create_of_mapping(struct device_node *controller,
return 0;
ret = ih->xlate(ih, intspec, intsize, &virq, &type);
if (ret)
return ret;
return 0;
if (type == IRQ_TYPE_NONE)
return virq;
/* set the mask if it is different from current */