linux/interrupt.h: fix new kernel-doc warnings

Fix new kernel-doc warnings in <linux/interrupt.h>:

Warning(include/linux/interrupt.h:219): No description found for parameter 'cpumask'
Warning(include/linux/interrupt.h:219): Excess function parameter 'mask' description in 'irq_set_affinity'
Warning(include/linux/interrupt.h:236): No description found for parameter 'cpumask'
Warning(include/linux/interrupt.h:236): Excess function parameter 'mask' description in 'irq_force_affinity'

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Link: http://lkml.kernel.org/r/535DD2FD.7030804@infradead.org
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

include/linux/interrupt.h

@@ -210,7 +210,7 @@ extern int __irq_set_affinity(unsigned int irq, const struct cpumask *cpumask,
 /**
  * irq_set_affinity - Set the irq affinity of a given irq
  * @irq:	Interrupt to set affinity
- * @mask:	cpumask
+ * @cpumask:	cpumask
  *
  * Fails if cpumask does not contain an online CPU
  */
@@ -223,7 +223,7 @@ irq_set_affinity(unsigned int irq, const struct cpumask *cpumask)
 /**
  * irq_force_affinity - Force the irq affinity of a given irq
  * @irq:	Interrupt to set affinity
- * @mask:	cpumask
+ * @cpumask:	cpumask
  *
  * Same as irq_set_affinity, but without checking the mask against
  * online cpus.