[PATCH net 2/7] net: ethernet: stmmac: dwmac-sti: fix probe error path

From: Johan Hovold
Date: Wed Nov 30 2016 - 09:33:03 EST


Make sure to disable clocks before returning on late probe errors.

Fixes: 8387ee21f972 ("stmmac: dwmac-sti: turn setup callback into a
probe function")
Signed-off-by: Johan Hovold <johan@xxxxxxxxxx>
---
drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c
index 58c05acc2aab..a1ce018bf844 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sti.c
@@ -365,7 +365,16 @@ static int sti_dwmac_probe(struct platform_device *pdev)
if (ret)
return ret;

- return stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
+ ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
+ if (ret)
+ goto err_dwmac_exit;
+
+ return 0;
+
+err_dwmac_exit:
+ sti_dwmac_exit(pdev, plat_dat->bsp_priv);
+
+ return ret;
}

static const struct sti_dwmac_of_data stih4xx_dwmac_data = {
--
2.7.3