Remove bogus warning

diff --git a/comedi/rt.c b/comedi/rt.c
index feab01b3dfcbba6f3f8ff0c6ec8ca8bd4afb8b31..cec0bbfe6d123cf0a32b9e7c1d04ce7ddc98d5d9 100644 (file)
--- a/comedi/rt.c
+++ b/comedi/rt.c
@@ -145,13 +145,10 @@ void comedi_switch_to_rt(comedi_device *dev)
 {
        struct comedi_irq_struct *it=comedi_irqs[dev->irq];
 
-       // this prevents crashes with comedi_rt_timer
-       if(it == NULL){
-               printk("BUG: comedi_switch_to_rt() called with bogus interrupt %d\n",dev->irq);
-               return;
-       }
+       /* drivers might not be using an interrupt for commands */
+       if(it == NULL)return;
 
-       // rt interrupts and shared interrupts don't mix
+       /* rt interrupts and shared interrupts don't mix */
        if(it->flags & SA_SHIRQ){
                printk("comedi: cannot switch shared interrupt to real time priority\n");
                return;
@@ -174,11 +171,10 @@ void comedi_switch_to_non_rt(comedi_device *dev)
 {
        struct comedi_irq_struct *it=comedi_irqs[dev->irq];
 
-       // this prevents crashes with comedi_rt_timer
        if(it == NULL)
                return;
 
-       // rt interrupts and shared interrupts don't mix
+       /* rt interrupts and shared interrupts don't mix */
        if(it->flags & SA_SHIRQ)
                return;