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From: Peng Li <lipeng321@huawei.com>
Date: Thu, 28 Jun 2018 12:12:26 +0800
Subject: net: hns3: print the ret value in error information
Patch-mainline: v4.19-rc1
Git-commit: ccc2bef8298031f5a74f0d9b39010379370035a2
References: bsc#1104353 FATE#326415

Print the ret value in error information can help find the reason.

Signed-off-by: Peng Li <lipeng321@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/hisilicon/hns3/hnae3.c |   17 +++++++++++------
 1 file changed, 11 insertions(+), 6 deletions(-)

--- a/drivers/net/ethernet/hisilicon/hns3/hnae3.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.c
@@ -94,7 +94,7 @@ static int hnae3_match_n_instantiate(str
 		ret = ae_dev->ops->init_client_instance(client, ae_dev);
 		if (ret) {
 			dev_err(&ae_dev->pdev->dev,
-				"fail to instantiate client\n");
+				"fail to instantiate client, ret = %d\n", ret);
 			return ret;
 		}
 
@@ -134,7 +134,8 @@ int hnae3_register_client(struct hnae3_c
 		ret = hnae3_match_n_instantiate(client, ae_dev, true);
 		if (ret)
 			dev_err(&ae_dev->pdev->dev,
-				"match and instantiation failed for port\n");
+				"match and instantiation failed for port, ret = %d\n",
+				ret);
 	}
 
 exit:
@@ -184,7 +185,8 @@ void hnae3_register_ae_algo(struct hnae3
 		ae_dev->ops = ae_algo->ops;
 		ret = ae_algo->ops->init_ae_dev(ae_dev);
 		if (ret) {
-			dev_err(&ae_dev->pdev->dev, "init ae_dev error.\n");
+			dev_err(&ae_dev->pdev->dev,
+				"init ae_dev error, ret = %d\n", ret);
 			continue;
 		}
 
@@ -197,7 +199,8 @@ void hnae3_register_ae_algo(struct hnae3
 			ret = hnae3_match_n_instantiate(client, ae_dev, true);
 			if (ret)
 				dev_err(&ae_dev->pdev->dev,
-					"match and instantiation failed\n");
+					"match and instantiation failed, ret = %d\n",
+					ret);
 		}
 	}
 
@@ -270,7 +273,8 @@ void hnae3_register_ae_dev(struct hnae3_
 		/* ae_dev init should set flag */
 		ret = ae_dev->ops->init_ae_dev(ae_dev);
 		if (ret) {
-			dev_err(&ae_dev->pdev->dev, "init ae_dev error\n");
+			dev_err(&ae_dev->pdev->dev,
+				"init ae_dev error, ret = %d\n", ret);
 			goto out_err;
 		}
 
@@ -285,7 +289,8 @@ void hnae3_register_ae_dev(struct hnae3_
 		ret = hnae3_match_n_instantiate(client, ae_dev, true);
 		if (ret)
 			dev_err(&ae_dev->pdev->dev,
-				"match and instantiation failed\n");
+				"match and instantiation failed, ret = %d\n",
+				ret);
 	}
 
 out_err: