--- 7bb827c7d8061bfea72e0c2579015f8668bbebc9
+++ 401518c8c86dcd17c27ac660954524e008ed37fd
@@ -4610,6 +4610,7 @@ static int snd_hdsp_hwdep_ioctl(struct s
 		if (err < 0)
 			return err;
 
+		memset(&info, 0, sizeof(info));
 		spin_lock_irqsave(&hdsp->lock, flags);
 		info.pref_sync_ref = (unsigned char)hdsp_pref_sync_ref(hdsp);
 		info.wordclock_sync_check = (unsigned char)hdsp_wc_sync_check(hdsp);