AP: Use valid status code in wpa_ft_send_rrb_auth_resp()

The return value from this function may be used in an outgoing message,
so use a valid status code instead of -1.

Signed-off-by: Ilan Peer <ilan.peer@intel.com>

src/ap/wpa_auth_ft.c

@@ -1145,7 +1145,7 @@ u16 wpa_ft_validate_reassoc(struct wpa_state_machine *sm, const u8 *ies,
 			    ftie->snonce, WPA_NONCE_LEN);
 		wpa_hexdump(MSG_DEBUG, "FT: Expected SNonce",
 			    sm->SNonce, WPA_NONCE_LEN);
-		return -1;
+		return WLAN_STATUS_INVALID_FTIE;
 	}
 
 	if (os_memcmp(ftie->anonce, sm->ANonce, WPA_NONCE_LEN) != 0) {
@@ -1154,13 +1154,13 @@ u16 wpa_ft_validate_reassoc(struct wpa_state_machine *sm, const u8 *ies,
 			    ftie->anonce, WPA_NONCE_LEN);
 		wpa_hexdump(MSG_DEBUG, "FT: Expected ANonce",
 			    sm->ANonce, WPA_NONCE_LEN);
-		return -1;
+		return WLAN_STATUS_INVALID_FTIE;
 	}
 
 
 	if (parse.r0kh_id == NULL) {
 		wpa_printf(MSG_DEBUG, "FT: No R0KH-ID subelem in FTIE");
-		return -1;
+		return WLAN_STATUS_INVALID_FTIE;
 	}
 
 	if (parse.r0kh_id_len != sm->r0kh_id_len ||
@@ -1172,12 +1172,12 @@ u16 wpa_ft_validate_reassoc(struct wpa_state_machine *sm, const u8 *ies,
 			    parse.r0kh_id, parse.r0kh_id_len);
 		wpa_hexdump(MSG_DEBUG, "FT: The current R0KH-ID",
 			    sm->r0kh_id, sm->r0kh_id_len);
-		return -1;
+		return WLAN_STATUS_INVALID_FTIE;
 	}
 
 	if (parse.r1kh_id == NULL) {
 		wpa_printf(MSG_DEBUG, "FT: No R1KH-ID subelem in FTIE");
-		return -1;
+		return WLAN_STATUS_INVALID_FTIE;
 	}
 
 	if (os_memcmp_const(parse.r1kh_id, sm->wpa_auth->conf.r1_key_holder,
@@ -1188,7 +1188,7 @@ u16 wpa_ft_validate_reassoc(struct wpa_state_machine *sm, const u8 *ies,
 			    parse.r1kh_id, FT_R1KH_ID_LEN);
 		wpa_hexdump(MSG_DEBUG, "FT: Expected R1KH-ID",
 			    sm->wpa_auth->conf.r1_key_holder, FT_R1KH_ID_LEN);
-		return -1;
+		return WLAN_STATUS_INVALID_FTIE;
 	}
 
 	if (parse.rsn_pmkid == NULL ||
@@ -1196,7 +1196,7 @@ u16 wpa_ft_validate_reassoc(struct wpa_state_machine *sm, const u8 *ies,
 	{
 		wpa_printf(MSG_DEBUG, "FT: No matching PMKR1Name (PMKID) in "
 			   "RSNIE (pmkid=%d)", !!parse.rsn_pmkid);
-		return -1;
+		return WLAN_STATUS_INVALID_PMKID;
 	}
 
 	count = 3;
@@ -1206,7 +1206,7 @@ u16 wpa_ft_validate_reassoc(struct wpa_state_machine *sm, const u8 *ies,
 		wpa_printf(MSG_DEBUG, "FT: Unexpected IE count in MIC "
 			   "Control: received %u expected %u",
 			   ftie->mic_control[1], count);
-		return -1;
+		return WLAN_STATUS_UNSPECIFIED_FAILURE;
 	}
 
 	if (wpa_ft_mic(sm->PTK.kck, sm->PTK.kck_len, sm->addr,