return result;
 }
 
-s32 host_int_add_ptk(struct host_if_drv *hif_drv, const u8 *pu8Ptk,
+int host_int_add_ptk(struct host_if_drv *hif_drv, const u8 *pu8Ptk,
                     u8 u8PtkKeylen, const u8 *mac_addr,
                     const u8 *pu8RxMic, const u8 *pu8TxMic,
                     u8 mode, u8 u8Ciphermode, u8 u8Idx)
 {
-       s32 result = 0;
+       int result = 0;
        struct host_if_msg msg;
        u8 u8KeyLen = u8PtkKeylen;
        u32 i;
 
 int host_int_add_wep_key_bss_ap(struct host_if_drv *hif_drv,
                                const u8 *key, u8 len, u8 index, u8 mode,
                                enum AUTHTYPE auth_type);
-s32 host_int_add_ptk(struct host_if_drv *hWFIDrv, const u8 *pu8Ptk,
+int host_int_add_ptk(struct host_if_drv *hWFIDrv, const u8 *pu8Ptk,
                     u8 u8PtkKeylen, const u8 *mac_addr,
                     const u8 *pu8RxMic, const u8 *pu8TxMic,
                     u8 mode, u8 u8Ciphermode, u8 u8Idx);