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[net-next,v1,06/14] amd-xgbe: Handle return code from software reset function

Message ID 20170628184216.21972.34488.stgit@tlendack-t1.amdoffice.net
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Tom Lendacky June 28, 2017, 6:42 p.m. UTC 
Currently the function that performs a software reset of the hardware
provides a return code.  During driver probe check this return code and
exit with an error if the software reset fails.

Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
---
 drivers/net/ethernet/amd/xgbe/xgbe-main.c |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-main.c b/drivers/net/ethernet/amd/xgbe/xgbe-main.c
index 17ac8f9..982368b 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-main.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-main.c
@@ -277,7 +277,11 @@  int xgbe_config_netdev(struct xgbe_prv_data *pdata)
 	pdata->desc_ded_period = jiffies;
 
 	/* Issue software reset to device */
-	pdata->hw_if.exit(pdata);
+	ret = pdata->hw_if.exit(pdata);
+	if (ret) {
+		dev_err(dev, "software reset failed\n");
+		return ret;
+	}
 
 	/* Set default configuration data */
 	xgbe_default_config(pdata);