diff --git a/drivers/staging/ks7010/ks_hostif.c b/drivers/staging/ks7010/ks_hostif.c
index cca2d57fd22408cc6925fb856a2c71805931e28e..e336d25b5671e15e327068e6d763f8f30ec896d3 100644
--- a/drivers/staging/ks7010/ks_hostif.c
+++ b/drivers/staging/ks7010/ks_hostif.c
@@ -1900,7 +1900,7 @@ void hostif_sme_mode_setup(struct ks_wlan_private *priv)
 			if (!is_11bg_rate(priv->reg.rate_set.body[i]))
 				break;
 
-			if (IS_OFDM_EXT_RATE(priv->reg.rate_set.body[i])) {
+			if (is_ofdm_ext_rate(priv->reg.rate_set.body[i])) {
 				rate_octet[i] = priv->reg.rate_set.body[i] &
 						RATE_MASK;
 			} else {
diff --git a/drivers/staging/ks7010/ks_hostif.h b/drivers/staging/ks7010/ks_hostif.h
index 46d8d269790b666423d076230d0e96298696b3de..10c8f091a62518f395ee7db9aeffe2ae168c4a06 100644
--- a/drivers/staging/ks7010/ks_hostif.h
+++ b/drivers/staging/ks7010/ks_hostif.h
@@ -581,9 +581,14 @@ static inline bool is_11bg_rate(u8 rate)
 	return (is_11b_rate(rate) || is_ofdm_rate(rate));
 }
 
-#define IS_OFDM_EXT_RATE(A) (((A & RATE_MASK) == TX_RATE_9M) || ((A & RATE_MASK) == TX_RATE_18M) || \
-			     ((A & RATE_MASK) == TX_RATE_36M) || ((A & RATE_MASK) == TX_RATE_48M) || \
-			     ((A & RATE_MASK) == TX_RATE_54M))
+static inline bool is_ofdm_ext_rate(u8 rate)
+{
+	return (((rate & RATE_MASK) == TX_RATE_9M)  ||
+		((rate & RATE_MASK) == TX_RATE_18M) ||
+		((rate & RATE_MASK) == TX_RATE_36M) ||
+		((rate & RATE_MASK) == TX_RATE_48M) ||
+		((rate & RATE_MASK) == TX_RATE_54M));
+}
 
 enum connect_status_type {
 	CONNECT_STATUS,