static void snd_emu10k1x_intr_enable(struct emu10k1x *emu, unsigned int intrenb)
 {
        unsigned long flags;
-       unsigned int enable;
-  
+       unsigned int intr_enable;
+
        spin_lock_irqsave(&emu->emu_lock, flags);
-       enable = inl(emu->port + INTE) | intrenb;
-       outl(enable, emu->port + INTE);
+       intr_enable = inl(emu->port + INTE) | intrenb;
+       outl(intr_enable, emu->port + INTE);
        spin_unlock_irqrestore(&emu->emu_lock, flags);
 }
 
 static void snd_emu10k1x_intr_disable(struct emu10k1x *emu, unsigned int intrenb)
 {
        unsigned long flags;
-       unsigned int enable;
-  
+       unsigned int intr_enable;
+
        spin_lock_irqsave(&emu->emu_lock, flags);
-       enable = inl(emu->port + INTE) & ~intrenb;
-       outl(enable, emu->port + INTE);
+       intr_enable = inl(emu->port + INTE) & ~intrenb;
+       outl(intr_enable, emu->port + INTE);
        spin_unlock_irqrestore(&emu->emu_lock, flags);
 }
 
 
        // capture interrupt
        if (status & (IPR_CAP_0_LOOP | IPR_CAP_0_HALF_LOOP)) {
-               struct emu10k1x_voice *pvoice = &chip->capture_voice;
-               if (pvoice->use)
-                       snd_emu10k1x_pcm_interrupt(chip, pvoice);
+               struct emu10k1x_voice *cap_voice = &chip->capture_voice;
+               if (cap_voice->use)
+                       snd_emu10k1x_pcm_interrupt(chip, cap_voice);
                else
                        snd_emu10k1x_intr_disable(chip, 
                                                  INTE_CAP_0_LOOP |