[aws][PATCH 02/16] net: ena: Fix error return code in ena_device_init()

[Kamal Mostafa]

From: Wei Yongjun <weiyj.lk at gmail.com>

BugLink: http://bugs.launchpad.net/bugs/1664312

Fix to return a negative error code from the invalid dma width
error handling case instead of 0.

Signed-off-by: Wei Yongjun <weiyj.lk at gmail.com>
Signed-off-by: David S. Miller <davem at davemloft.net>
(cherry picked from commit 6e22066fd02b675260b980b3e42b7d616a9839c5)
Signed-off-by: Kamal Mostafa <kamal at canonical.com>
---
 drivers/net/ethernet/amazon/ena/ena_netdev.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c
index 499a22b..5c536b8 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -2329,6 +2329,7 @@ static int ena_device_init(struct ena_com_dev *ena_dev, struct pci_dev *pdev,
 	dma_width = ena_com_get_dma_width(ena_dev);
 	if (dma_width < 0) {
 		dev_err(dev, "Invalid dma width value %d", dma_width);
+		rc = dma_width;
 		goto err_mmio_read_less;
 	}
 
-- 
2.7.4