-/* GTP next protocal type */
-#define RTE_GTP_TYPE_IPV4 0x40 /**< GTP next protocal type IPv4 */
-#define RTE_GTP_TYPE_IPV6 0x60 /**< GTP next protocal type IPv6 */
+/* GTP next protocol type */
+#define RTE_GTP_TYPE_IPV4 0x40 /**< GTP next protocol type IPv4 */
+#define RTE_GTP_TYPE_IPV6 0x60 /**< GTP next protocol type IPv6 */