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Subject[PATCH net-next 04/23] {topost} net: hns3: fix endian issue when PF get mbx message flag
Date
This patch fixes the endian issue when PF get mbx message flag.

Signed-off-by: Peng Li <lipeng321@huawei.com>
---
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
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