[PATCH net v2] net: gemini: Fix missing free_netdev() in error path of gemini_ethernet_port_probe()

[Wang Hai]

Replace alloc_etherdev_mq with devm_alloc_etherdev_mqs. In this way,
when probe fails, netdev can be freed automatically.

Fixes: 4d5ae32f5e1e ("net: ethernet: Add a driver for Gemini gigabit ethernet")
Reported-by: Hulk Robot <hul...@huawei.com>
Signed-off-by: Wang Hai <wangha...@huawei.com>
---
v1->v2: Make use of devm_alloc_etherdev_mqs() to simplify the code
 drivers/net/ethernet/cortina/gemini.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/cortina/gemini.c 
b/drivers/net/ethernet/cortina/gemini.c
index 66e67b24a887..62e271aea4a5 100644
--- a/drivers/net/ethernet/cortina/gemini.c
+++ b/drivers/net/ethernet/cortina/gemini.c
@@ -2389,7 +2389,7 @@ static int gemini_ethernet_port_probe(struct 
platform_device *pdev)
 
        dev_info(dev, "probe %s ID %d\n", dev_name(dev), id);
 
-       netdev = alloc_etherdev_mq(sizeof(*port), TX_QUEUE_NUM);
+       netdev = devm_alloc_etherdev_mqs(dev, sizeof(*port), TX_QUEUE_NUM, 
TX_QUEUE_NUM);
        if (!netdev) {
                dev_err(dev, "Can't allocate ethernet device #%d\n", id);
                return -ENOMEM;
@@ -2521,7 +2521,6 @@ static int gemini_ethernet_port_probe(struct 
platform_device *pdev)
        }
 
        port->netdev = NULL;
-       free_netdev(netdev);
        return ret;
 }
 
@@ -2530,7 +2529,6 @@ static int gemini_ethernet_port_remove(struct 
platform_device *pdev)
        struct gemini_ethernet_port *port = platform_get_drvdata(pdev);
 
        gemini_port_remove(port);
-       free_netdev(port->netdev);
        return 0;
 }
 
-- 
2.17.1