net: hns3: Fix comments for hclge_get_ring_chain_from_mbx

Actually, hclge_get_ring_chain_from_mbx is used to get ring type, tqp id,
and int_gl index from mailbox message. So the comments is incorrect. This
patch fixes it.

Fixes: dde1a86e93ca ("net: hns3: Add mailbox support to PF driver")
Signed-off-by: Fuyun Liang <liangfuyun1@huawei.com>
Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c

@@ -104,13 +104,15 @@ static void hclge_free_vector_ring_chain(struct hnae3_ring_chain_node *head)
 	}
 }
 
-/* hclge_get_ring_chain_from_mbx: get ring type & tqpid from mailbox message
+/* hclge_get_ring_chain_from_mbx: get ring type & tqp id & int_gl idx
+ * from mailbox message
  * msg[0]: opcode
  * msg[1]: <not relevant to this function>
  * msg[2]: ring_num
  * msg[3]: first ring type (TX|RX)
  * msg[4]: first tqp id
- * msg[5] ~ msg[14]: other ring type and tqp id
+ * msg[5]: first int_gl idx
+ * msg[6] ~ msg[14]: other ring type, tqp id and int_gl idx
  */
 static int hclge_get_ring_chain_from_mbx(
 			struct hclge_mbx_vf_to_pf_cmd *req,