diff --git a/drivers/staging/wilc1000/host_interface.h b/drivers/staging/wilc1000/host_interface.h
index da81b92719798551b130e70644c999420bb456f6..91fbfa6493ccfb7555ec418ac74dd31c42f2a8d6 100644
--- a/drivers/staging/wilc1000/host_interface.h
+++ b/drivers/staging/wilc1000/host_interface.h
@@ -322,8 +322,6 @@ int host_int_add_rx_gtk(struct host_if_drv *hif_drv, const u8 *rx_gtk,
 			u32 key_rsc_len, const u8 *key_rsc,
 			const u8 *rx_mic, const u8 *tx_mic,
 			u8 mode, u8 cipher_mode);
-s32 host_int_add_tx_gtk(struct host_if_drv *hWFIDrv, u8 u8KeyLen,
-			u8 *pu8TxGtk, u8 u8KeyIdx);
 s32 host_int_set_pmkid_info(struct host_if_drv *hWFIDrv,
 			    struct host_if_pmkid_attr *pu8PmkidInfoArray);
 s32 host_int_get_pmkid_info(struct host_if_drv *hWFIDrv, u8 *pu8PmkidInfoArray,