3 files changed, 6 insertions, 4 deletions
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index ebfd24a4185..d27b2585574 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -517,10 +517,9 @@ __set_irq_handler(unsigned int irq, irq_flow_handler_t handle, int is_chained,
 
 	if (!handle)
 		handle = handle_bad_irq;
-
-	if (desc->chip == &no_irq_chip) {
+	else if (desc->chip == &no_irq_chip) {
 		printk(KERN_WARNING "Trying to install %sinterrupt handler "
-		       "for IRQ%d\n", is_chained ? "chained " : " ", irq);
+		       "for IRQ%d\n", is_chained ? "chained " : "", irq);
 		/*
 		 * Some ARM implementations install a handler for really dumb
 		 * interrupt hardware without setting an irq_chip. This worked
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index b385878c6e8..8b961adc3bd 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -315,6 +315,9 @@ int setup_irq(unsigned int irq, struct irqaction *new)
 			/* Undo nested disables: */
 			desc->depth = 1;
 	}
+	/* Reset broken irq detection when installing new handler */
+	desc->irq_count = 0;
+	desc->irqs_unhandled = 0;
 	spin_unlock_irqrestore(&desc->lock, flags);
 
 	new->irq = irq;
diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c
index 543ea2e5ad9..9d8c79b4882 100644
--- a/kernel/irq/spurious.c
+++ b/kernel/irq/spurious.c
@@ -176,7 +176,7 @@ void note_interrupt(unsigned int irq, struct irq_desc *desc,
 
 int noirqdebug __read_mostly;
 
-int __init noirqdebug_setup(char *str)
+int noirqdebug_setup(char *str)
 {
 	noirqdebug = 1;
 	printk(KERN_INFO "IRQ lockup detection disabled\n");