netdev - [PATCH net-next 5/8] ibmvnic: Handle error case when setting link state

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Message-Id: <1527100682-23099-6-git-send-email-tlfalcon@linux.vnet.ibm.com>
Date:   Wed, 23 May 2018 13:37:59 -0500
From:   Thomas Falcon <tlfalcon@...ux.vnet.ibm.com>
To:     netdev@...r.kernel.org
Cc:     nfont@...ux.vnet.ibm.com, jallen@...ux.vnet.ibm.com,
        linuxppc-dev@...ts.ozlabs.org,
        Thomas Falcon <tlfalcon@...ux.vnet.ibm.com>
Subject: [PATCH net-next 5/8] ibmvnic: Handle error case when setting link state

If setting the link state is not successful, print a warning
with the resulting return code and return it to be handled
by the caller.

Signed-off-by: Thomas Falcon <tlfalcon@...ux.vnet.ibm.com>
---
 drivers/net/ethernet/ibm/ibmvnic.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index f1f744e..b1bbd5b 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -929,6 +929,10 @@ static int set_link_state(struct ibmvnic_adapter *adapter, u8 link_state)
 			/* Partuial success, delay and re-send */
 			mdelay(1000);
 			resend = true;
+		} else if (adapter->init_done_rc) {
+			netdev_warn(netdev, "Unable to set link state, rc=%d\n",
+				    adapter->init_done_rc);
+			return adapter->init_done_rc;
 		}
 	} while (resend);
 
-- 
2.7.5