qcacmn: initialize structure parameters before use

Currently bool values are not initialized and results
in unexpected values for bool variables,
Hence this change is to initialize structure to NULL
before use.

Change-Id: I096ca0d3cb86083c2f57abaa429535ff76154fbd
CRs-Fixed: 3800969

umac/scan/dispatcher/src/wlan_scan_utils_api.c

@@ -2995,7 +2995,7 @@ static uint8_t *util_copy_reporting_ap_vendor_ies(struct wlan_objmgr_psoc *psoc,
 						  uint32_t ie_len,
 						  uint8_t *buf_ie)
 {
-	struct action_oui_search_attr attr;
+	struct action_oui_search_attr attr = {0};
 	enum action_oui_id oui_id = ACTION_OUI_RESTRICT_MAX_MLO_LINKS;
 
 	attr.ie_data = (uint8_t *)ie;