1 files changed, 5 insertions, 0 deletions

diff --git a/sound/soc/intel/skylake/skl-sst-dsp.c b/sound/soc/intel/skylake/skl-sst-dsp.c
index 194bd0036454..1bfb7f63b572 100644
--- a/sound/soc/intel/skylake/skl-sst-dsp.c
+++ b/sound/soc/intel/skylake/skl-sst-dsp.c
@@ -262,6 +262,11 @@ irqreturn_t skl_dsp_sst_interrupt(int irq, void *dev_id)
         val = sst_dsp_shim_read_unlocked(ctx, SKL_ADSP_REG_ADSPIS);
         ctx->intr_status = val;
 
+        if (val == 0xffffffff) {
+                spin_unlock(&ctx->spinlock);
+                return IRQ_NONE;
+        }
+
         if (val & SKL_ADSPIS_IPC) {
                 skl_ipc_int_disable(ctx);
                 result = IRQ_WAKE_THREAD;