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-rw-r--r--arch/sparc/kernel/leon_kernel.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/sparc/kernel/leon_kernel.c b/arch/sparc/kernel/leon_kernel.c
index f8b6eee40bde..87f60ee65433 100644
--- a/arch/sparc/kernel/leon_kernel.c
+++ b/arch/sparc/kernel/leon_kernel.c
@@ -56,11 +56,13 @@ static inline unsigned int leon_eirq_get(int cpu)
static void leon_handle_ext_irq(unsigned int irq, struct irq_desc *desc)
{
unsigned int eirq;
+ struct irq_bucket *p;
int cpu = sparc_leon3_cpuid();
eirq = leon_eirq_get(cpu);
- if ((eirq & 0x10) && irq_map[eirq]->irq) /* bit4 tells if IRQ happened */
- generic_handle_irq(irq_map[eirq]->irq);
+ p = irq_map[eirq];
+ if ((eirq & 0x10) && p && p->irq) /* bit4 tells if IRQ happened */
+ generic_handle_irq(p->irq);
}
/* The extended IRQ controller has been found, this function registers it */