From: Johan Hovold <johan@kernel.org>
Date: Wed, 30 Nov 2016 14:29:51 +0000 (+0100)
Subject: net: ethernet: stmmac: dwmac-rk: fix probe error path
X-Git-Tag: v5.15~12392^2~17^2~4
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2d222656db08b8eef3b53b56cf1ce4a90fe8cd78;p=platform%2Fkernel%2Flinux-starfive.git

net: ethernet: stmmac: dwmac-rk: fix probe error path

Make sure to disable runtime PM, power down the PHY, and disable clocks
before returning on late probe errors.

Fixes: 27ffefd2d109 ("stmmac: dwmac-rk: create a new probe function")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
index 3740a44..e7aabe5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
@@ -988,7 +988,16 @@ static int rk_gmac_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_gmac_exit;
+
+	return 0;
+
+err_gmac_exit:
+	rk_gmac_exit(pdev, plat_dat->bsp_priv);
+
+	return ret;
 }
 
 static const struct of_device_id rk_gmac_dwmac_match[] = {