genirq: remove extraneous checks in manage.c

In http://bugzilla.kernel.org/show_bug.cgi?id=9580 it was pointed out
that the desc->chip checks are extraneous. In fact these are left
overs from early development and can be removed safely.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 469814e..77a51be 100644 (file)
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -377,7 +377,7 @@ int setup_irq(unsigned int irq, struct irqaction *new)
 
                /* Setup the type (level, edge polarity) if configured: */
                if (new->flags & IRQF_TRIGGER_MASK) {
-                       if (desc->chip && desc->chip->set_type)
+                       if (desc->chip->set_type)
                                desc->chip->set_type(irq,
                                                new->flags & IRQF_TRIGGER_MASK);
                        else
@@ -387,8 +387,7 @@ int setup_irq(unsigned int irq, struct irqaction *new)
                                 */
                                printk(KERN_WARNING "No IRQF_TRIGGER set_type "
                                       "function for IRQ %d (%s)\n", irq,
-                                      desc->chip ? desc->chip->name :
-                                      "unknown");
+                                      desc->chip->name);
                } else
                        compat_irq_chip_set_default_handler(desc);