net: systemport: free dev before on error path

On the error path, it should goto the error handling label to free
allocated memory rather than directly return.

Fixes: 31bc72d97656 ("net: systemport: fetch and use clock resources")
Signed-off-by: Pan Bian <bianpan2016@163.com>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Link: https://lore.kernel.org/r/20210120044423.1704-1-bianpan2016@163.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
index b1ae9eb..0404aaf 100644 (file)
--- a/drivers/net/ethernet/broadcom/bcmsysport.c
+++ b/drivers/net/ethernet/broadcom/bcmsysport.c
@@ -2503,8 +2503,10 @@ static int bcm_sysport_probe(struct platform_device *pdev)
        priv = netdev_priv(dev);
 
        priv->clk = devm_clk_get_optional(&pdev->dev, "sw_sysport");
-       if (IS_ERR(priv->clk))
-               return PTR_ERR(priv->clk);
+       if (IS_ERR(priv->clk)) {
+               ret = PTR_ERR(priv->clk);
+               goto err_free_netdev;
+       }
 
        /* Allocate number of TX rings */
        priv->tx_rings = devm_kcalloc(&pdev->dev, txq,