wlan: Return valid rssi value to upper layer

When IOCTL(GET_RSSI)/CFG API(get_station) is called make sure to get
updated RSSI value from firmware, so that HOST will return updated
rssi value to upper layer, instead of stale value.

Change-Id: Ib508a8b5a1e7ad1a0ed90944f4684245cc9f52e1
CRs-Fixed: 896203
diff --git a/CORE/HDD/src/wlan_hdd_cfg80211.c b/CORE/HDD/src/wlan_hdd_cfg80211.c
index b036882..41c3865 100644
--- a/CORE/HDD/src/wlan_hdd_cfg80211.c
+++ b/CORE/HDD/src/wlan_hdd_cfg80211.c
@@ -13404,13 +13404,12 @@
         return status;
     }
 
+    wlan_hdd_get_station_stats(pAdapter);
+    rate_flags = pAdapter->hdd_stats.ClassA_stat.tx_rate_flags;
 
     wlan_hdd_get_rssi(pAdapter, &sinfo->signal);
     sinfo->filled |= STATION_INFO_SIGNAL;
 
-    wlan_hdd_get_station_stats(pAdapter);
-    rate_flags = pAdapter->hdd_stats.ClassA_stat.tx_rate_flags;
-
     /*overwrite rate_flags if MAX link-speed need to be reported*/
     if ((eHDD_LINK_SPEED_REPORT_MAX == pCfg->reportMaxLinkSpeed) ||
         (eHDD_LINK_SPEED_REPORT_MAX_SCALED == pCfg->reportMaxLinkSpeed &&