diff --git a/drivers/gpu/drm/msm/dp/dp_aux.c b/drivers/gpu/drm/msm/dp/dp_aux.c
index 19b35ae3e92720bc2fbf751e5aead59dc60d381b..a73a2b28a70a619064246c4bb415f9db43387dcf 100644
--- a/drivers/gpu/drm/msm/dp/dp_aux.c
+++ b/drivers/gpu/drm/msm/dp/dp_aux.c
@@ -423,6 +423,10 @@ void dp_aux_isr(struct drm_dp_aux *dp_aux)
 
 	aux->isr = dp_catalog_aux_get_irq(aux->catalog);
 
+	/* no interrupts pending, return immediately */
+	if (!aux->isr)
+		return;
+
 	if (!aux->cmd_busy)
 		return;