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stmmac: dwmac-mediatek: fix resource leak in probe

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[ Upstream commit 4d3d3a1b24 ]

If mediatek_dwmac_clks_config() fails, then call stmmac_remove_config_dt()
before returning.  Otherwise it is a resource leak.

Fixes: fa4b3ca60e ("stmmac: dwmac-mediatek: fix clock issue")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/YuJ4aZyMUlG6yGGa@kili
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Dan Carpenter 2022-07-28 14:52:09 +03:00 committed by Greg Kroah-Hartman
parent 48bea0d21d
commit 75fbe6a975
1 changed files with 5 additions and 4 deletions
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9
drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c
View file

@ -688,18 +688,19 @@ static int mediatek_dwmac_probe(struct platform_device *pdev)
ret = mediatek_dwmac_clks_config(priv_plat, true);
if (ret)
return ret;
goto err_remove_config_dt;
ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
if (ret) {
stmmac_remove_config_dt(pdev, plat_dat);
if (ret)
goto err_drv_probe;
}
return 0;
err_drv_probe:
mediatek_dwmac_clks_config(priv_plat, false);
err_remove_config_dt:
stmmac_remove_config_dt(pdev, plat_dat);
return ret;
}