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-rw-r--r--arch/s390/kernel/irq.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c
index f238720690f3..02ab9aa3812e 100644
--- a/arch/s390/kernel/irq.c
+++ b/arch/s390/kernel/irq.c
@@ -56,7 +56,7 @@ static const struct irq_class irqclass_main_desc[NR_IRQS_BASE] = {
* /proc/interrupts.
* In addition this list contains non external / I/O events like NMIs.
*/
-static const struct irq_class irqclass_sub_desc[NR_ARCH_IRQS] = {
+static const struct irq_class irqclass_sub_desc[] = {
{.irq = IRQEXT_CLK, .name = "CLK", .desc = "[EXT] Clock Comparator"},
{.irq = IRQEXT_EXC, .name = "EXC", .desc = "[EXT] External Call"},
{.irq = IRQEXT_EMS, .name = "EMS", .desc = "[EXT] Emergency Signal"},
@@ -94,6 +94,7 @@ static const struct irq_class irqclass_sub_desc[NR_ARCH_IRQS] = {
void __init init_IRQ(void)
{
+ BUILD_BUG_ON(ARRAY_SIZE(irqclass_sub_desc) != NR_ARCH_IRQS);
init_cio_interrupts();
init_airq_interrupts();
init_ext_interrupts();