ASoC: SOF: core: harden shutdown helper

[sfrench/cifs-2.6.git] / sound / soc / sof / core.c

diff --git a/sound/soc/sof/core.c b/sound/soc/sof/core.c
index 6d8f7d9fd192057ac5b25f245a7c405d30d73928..4a3d522f612b488c64c2179e4f001b716053e2b5 100644 (file)
--- a/sound/soc/sof/core.c
+++ b/sound/soc/sof/core.c
@@ -399,7 +399,13 @@ int snd_sof_device_shutdown(struct device *dev)
 {
        struct snd_sof_dev *sdev = dev_get_drvdata(dev);
 
-       return snd_sof_shutdown(sdev);
+       if (IS_ENABLED(CONFIG_SND_SOC_SOF_PROBE_WORK_QUEUE))
+               cancel_work_sync(&sdev->probe_work);
+
+       if (sdev->fw_state == SOF_FW_BOOT_COMPLETE)
+               return snd_sof_shutdown(sdev);
+
+       return 0;
 }
 EXPORT_SYMBOL(snd_sof_device_shutdown);