sound: soc: Fix typo in sound/codecs

Correct spelling typo in sound/soc/codecs

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/sound/soc/codecs/wm8978.c b/sound/soc/codecs/wm8978.c
index 5421fd9..4302071 100644
--- a/sound/soc/codecs/wm8978.c
+++ b/sound/soc/codecs/wm8978.c
@@ -166,15 +166,15 @@
 	SOC_ENUM("EQ1 Cut Off", eq1),
 	SOC_SINGLE_TLV("EQ1 Volume", WM8978_EQ1,  0, 24, 1, eq_tlv),
 
-	SOC_ENUM("Equaliser EQ2 Bandwith", eq2bw),
+	SOC_ENUM("Equaliser EQ2 Bandwidth", eq2bw),
 	SOC_ENUM("EQ2 Cut Off", eq2),
 	SOC_SINGLE_TLV("EQ2 Volume", WM8978_EQ2,  0, 24, 1, eq_tlv),
 
-	SOC_ENUM("Equaliser EQ3 Bandwith", eq3bw),
+	SOC_ENUM("Equaliser EQ3 Bandwidth", eq3bw),
 	SOC_ENUM("EQ3 Cut Off", eq3),
 	SOC_SINGLE_TLV("EQ3 Volume", WM8978_EQ3,  0, 24, 1, eq_tlv),
 
-	SOC_ENUM("Equaliser EQ4 Bandwith", eq4bw),
+	SOC_ENUM("Equaliser EQ4 Bandwidth", eq4bw),
 	SOC_ENUM("EQ4 Cut Off", eq4),
 	SOC_SINGLE_TLV("EQ4 Volume", WM8978_EQ4,  0, 24, 1, eq_tlv),