diff --git a/drivers/staging/ks7010/ks_wlan.h b/drivers/staging/ks7010/ks_wlan.h
index 626d2d60f464..f1f6c88adcca 100644
--- a/drivers/staging/ks7010/ks_wlan.h
+++ b/drivers/staging/ks7010/ks_wlan.h
@@ -87,7 +87,7 @@ enum {
 #define SME_WEP_VAL2        BIT(6)
 #define SME_WEP_VAL3        BIT(7)
 #define SME_WEP_VAL4        BIT(8)
-#define SME_WEP_VAL_MASK    (SME_WEP_VAL1 | SME_WEP_VAL2 | SME_WEP_VAL3 | SME_WEP_VAL4)
+#define SME_WEP_VAL_MASK    GENMASK(8, 5)
 #define SME_RSN             BIT(9)
 #define SME_RSN_MULTICAST   BIT(10)
 #define SME_RSN_UNICAST	    BIT(11)