From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peng Li Subject: [PATCH net-next 04/23] {topost} net: hns3: fix endian issue when PF get mbx message flag Date: Thu, 8 Mar 2018 11:06:29 +0800 Message-ID: <1520478408-116992-5-git-send-email-lipeng321@huawei.com> References: <1520478408-116992-1-git-send-email-lipeng321@huawei.com> Mime-Version: 1.0 Content-Type: text/plain Cc: , , , , To: Return-path: In-Reply-To: <1520478408-116992-1-git-send-email-lipeng321@huawei.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org This patch fixes the endian issue when PF get mbx message flag. Signed-off-by: Peng Li --- drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c index 3a2c174..ed34ca3 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c @@ -335,11 +335,11 @@ void hclge_mbx_handler(struct hclge_dev *hdev) struct hclge_mbx_vf_to_pf_cmd *req; struct hclge_vport *vport; struct hclge_desc *desc; - int ret; + int ret, flag; + flag = le16_to_cpu(crq->desc[crq->next_to_use].flag); /* handle all the mailbox requests in the queue */ - while (hnae_get_bit(crq->desc[crq->next_to_use].flag, - HCLGE_CMDQ_RX_OUTVLD_B)) { + while (hnae_get_bit(flag, HCLGE_CMDQ_RX_OUTVLD_B)) { desc = &crq->desc[crq->next_to_use]; req = (struct hclge_mbx_vf_to_pf_cmd *)desc->data; @@ -414,6 +414,7 @@ void hclge_mbx_handler(struct hclge_dev *hdev) } crq->desc[crq->next_to_use].flag = 0; hclge_mbx_ring_ptr_move_crq(crq); + flag = le16_to_cpu(crq->desc[crq->next_to_use].flag); } /* Write back CMDQ_RQ header pointer, M7 need this pointer */ -- 2.9.3