netdev - [PATCH v2 net,stable 1/2] net: fec: restore dev

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Date:   Wed, 3 Jan 2018 10:39:29 +0800
From:   Fugang Duan <fugang.duan@....com>
To:     <festevam@...il.com>, <davem@...emloft.net>
CC:     <netdev@...r.kernel.org>, <troy.kisky@...ndarydevices.com>,
        <andrew@...n.ch>, <fugang.duan@....com>
Subject: [PATCH v2 net,stable 1/2] net: fec: restore dev_id in the cases of probe error

The static variable dev_id always plus one before netdev registerred.
It should restore the dev_id value in the cases of probe error.

Signed-off-by: Fugang Duan <fugang.duan@....com>
---
 drivers/net/ethernet/freescale/fec_main.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index e17d10b..dae89bc 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -3576,6 +3576,7 @@ static int fec_enet_get_irq_cnt(struct platform_device *pdev)
 	of_node_put(phy_node);
 failed_ioremap:
 	free_netdev(ndev);
+	dev_id--;
 
 	return ret;
 }
-- 
1.9.1