diff --git a/sound/soc/codecs/cs35l41.c b/sound/soc/codecs/cs35l41.c
index 09bf36acc551..457c17239f67 100644
--- a/sound/soc/codecs/cs35l41.c
+++ b/sound/soc/codecs/cs35l41.c
@@ -1509,6 +1509,7 @@ static int cs35l41_dsp_init(struct cs35l41_private *cs35l41)
 	dsp->rev = 0;
 	dsp->dev = cs35l41->dev;
 	dsp->regmap = cs35l41->regmap;
+	dsp->suffix = "";
 
 	dsp->base = CS35L41_DSP1_CTRL_BASE;
 	dsp->base_sysinfo = CS35L41_DSP1_SYS_ID;