wlan: Fix issues reported by code inspection tool

Address issues found by third party code inspection tool

Change-Id: I873bc845487a72338ef5aaf705c54d005284b45d
CRs-fixed: 555246
diff --git a/CORE/HDD/src/wlan_hdd_cfg80211.c b/CORE/HDD/src/wlan_hdd_cfg80211.c
index aa64d3d..1cd0225 100644
--- a/CORE/HDD/src/wlan_hdd_cfg80211.c
+++ b/CORE/HDD/src/wlan_hdd_cfg80211.c
@@ -6258,6 +6258,7 @@
             tHalHandle halHandle = WLAN_HDD_GET_HAL_CTX(pAdapter);
             u8 *ie;
 
+            memset(&dot11WPAIE, 0, sizeof(dot11WPAIE));
             ie = wlan_hdd_cfg80211_get_ie_ptr (params->ie,
                                      params->ie_len, DOT11F_EID_WPA);
             if ( NULL != ie )