[dpdk-dev] [PATCH v2 8/8] net/hns3: fix return value check of setting VF bus

Lijun Ou oulijun at huawei.com
Thu Oct 29 13:17:55 CET 2020


From: Hongbo Zheng <zhenghongbo3 at huawei.com>

Currently hns3vf_reinit_dev only judge whether the return value of
hns3vf_set_bus_master() is not 0, while hns3vf_set_bus_master()
will return a negative when execute failed.

Fixes: 243651cb6c8c ("net/hns3: check PCI config space reads")
Cc: stable at dpdk.org

Signed-off-by: Hongbo Zheng <zhenghongbo3 at huawei.com>
Signed-off-by: Lijun Ou <oulijun at huawei.com>
---
V1->V2:
-fix checkpatch warning
---
 drivers/net/hns3/hns3_ethdev_vf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/hns3/hns3_ethdev_vf.c b/drivers/net/hns3/hns3_ethdev_vf.c
index 9fb7941..05a9341 100644
--- a/drivers/net/hns3/hns3_ethdev_vf.c
+++ b/drivers/net/hns3/hns3_ethdev_vf.c
@@ -2619,7 +2619,7 @@ hns3vf_reinit_dev(struct hns3_adapter *hns)
 	if (hw->reset.level == HNS3_VF_FULL_RESET) {
 		rte_intr_disable(&pci_dev->intr_handle);
 		ret = hns3vf_set_bus_master(pci_dev, true);
-		if (ret) {
+		if (ret < 0) {
 			hns3_err(hw, "failed to set pci bus, ret = %d", ret);
 			return ret;
 		}
-- 
2.7.4



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