diff --git a/sound/pci/cs4281.c b/sound/pci/cs4281.c
index c519fb9cdd1e..d00b2c9fb1e3 100644
--- a/sound/pci/cs4281.c
+++ b/sound/pci/cs4281.c
@@ -1752,6 +1752,7 @@ static irqreturn_t snd_cs4281_interrupt(int irq, void *dev_id)
 					chip->spurious_dtc_irq++;
 					continue;
 				}
+				period_elapsed = true;
 			}
 			if (period_elapsed)
 				snd_pcm_period_elapsed(cdma->substream);