Qualcomm platform wifi-- WPA_ supplicant issue

Problem description ：

    Address wpa_supplicant vulnerabilities
    
    These CVEs were found by security review on P.Car:
    CVE-2019-11555, CVE-2019-16275
    This CL implements the required patches.

solve code：

---------------------------- src/ap/drv_callbacks.c ----------------------------
index 952a3d55..e3844d97 100644
@@ -131,6 +131,19 @@ int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr,
 			   "hostapd_notif_assoc: Skip event with no address");
 		return -1;
 	}
+
+	if (is_multicast_ether_addr(addr) ||
+	    is_zero_ether_addr(addr) ||
+	    os_memcmp(addr, hapd->own_addr, ETH_ALEN) == 0) {
+		/* Do not process any frames with unexpected/invalid SA so that
+		 * we do not add any state for unexpected STA addresses or end
+		 * up sending out frames to unexpected destination. */
+		wpa_printf(MSG_DEBUG, "%s: Invalid SA=&