qcacld-3.0: Fix invalid PMK sent for FILS-FT roam

For FT-FILS AKM, 1st connection to an AP in a realm takes place
with Full EAP. 2nd connection to any AP in the realm does the
FT initial mobility domain association with authentication
algorithm as FILS. Subsequent connection/roam happens with
FT protocol.

fils_ft key is derived during 2nd connection. But driver
copies from fils_ft buffer after 1st connection is complete
to fill the PMK in the 11r TLV. This causes the pmk len = 0
is sent in the 11r TLV.

Fill the initial connection PMK in RSO command after 1st
connection. From 2nd connection onwards fill the fils_ft.

Change-Id: I52399fc7bd3526a11e29c54a3ca13d43bbaf6b80
CRs-Fixed: 3197226

components/wmi/src/wmi_unified_roam_tlv.c

@@ -3464,8 +3464,9 @@ static void wmi_fill_roam_offload_11r_params(
 
 	src_11r_params = &roam_req->rso_11r_info;
 
-	if (akm == WMI_AUTH_FT_RSNA_FILS_SHA256 ||
-	    akm == WMI_AUTH_FT_RSNA_FILS_SHA384) {
+	if ((akm == WMI_AUTH_FT_RSNA_FILS_SHA256 ||
+	     akm == WMI_AUTH_FT_RSNA_FILS_SHA384) &&
+	    roam_req->fils_roam_config.fils_ft_len) {
 		psk_msk = roam_req->fils_roam_config.fils_ft;
 		len = roam_req->fils_roam_config.fils_ft_len;
 	} else {