From: Johan Hovold <johan@kernel•org>
To: "David S. Miller" <davem@davemloft•net>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st•com>,
Alexandre Torgue <alexandre.torgue@st•com>,
Joachim Eastwood <manabian@gmail•com>,
Carlo Caione <carlo@caione•org>,
Kevin Hilman <khilman@baylibre•com>,
Maxime Coquelin <mcoquelin.stm32@gmail•com>,
Maxime Ripard <maxime.ripard@free-electrons•com>,
Chen-Yu Tsai <wens@csie•org>,
netdev@vger•kernel.org, linux-kernel@vger•kernel.org,
Johan Hovold <johan@kernel•org>
Subject: [PATCH net 5/7] net: ethernet: stmmac: dwmac-meson8b: fix probe error path
Date: Wed, 30 Nov 2016 15:29:53 +0100 [thread overview]
Message-ID: <1480516195-27696-6-git-send-email-johan@kernel.org> (raw)
In-Reply-To: <1480516195-27696-1-git-send-email-johan@kernel.org>
Make sure to disable clocks before returning on late probe errors.
Fixes: 566e82516253 ("net: stmmac: add a glue driver for the Amlogic
Meson 8b / GXBB DWMAC")
Signed-off-by: Johan Hovold <johan@kernel•org>
---
drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
index 250e4ceafc8d..45e7aaf0170d 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
@@ -289,7 +289,16 @@ static int meson8b_dwmac_probe(struct platform_device *pdev)
plat_dat->bsp_priv = dwmac;
- return stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
+ ret = stmmac_dvr_probe(&pdev->dev, plat_dat, &stmmac_res);
+ if (ret)
+ goto err_clk_disable;
+
+ return 0;
+
+err_clk_disable:
+ clk_disable_unprepare(dwmac->m25_div_clk);
+
+ return ret;
}
static int meson8b_dwmac_remove(struct platform_device *pdev)
--
2.7.3
next prev parent reply other threads:[~2016-11-30 14:29 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-30 14:29 [PATCH net 0/7] net: stmmac: fix probe error handling and phydev leaks Johan Hovold
2016-11-30 14:29 ` [PATCH net 1/7] net: ethernet: stmmac: dwmac-socfpga: fix use-after-free on probe errors Johan Hovold
2016-11-30 14:29 ` [PATCH net 2/7] net: ethernet: stmmac: dwmac-sti: fix probe error path Johan Hovold
2016-11-30 14:29 ` [PATCH net 3/7] net: ethernet: stmmac: dwmac-rk: " Johan Hovold
2016-11-30 14:29 ` [PATCH net 4/7] net: ethernet: stmmac: dwmac-generic: " Johan Hovold
2016-11-30 14:29 ` Johan Hovold [this message]
2016-11-30 16:43 ` [PATCH net 5/7] net: ethernet: stmmac: dwmac-meson8b: " Kevin Hilman
2016-11-30 14:29 ` [PATCH net 6/7] net: ethernet: stmmac: platform: fix outdated function header Johan Hovold
2016-11-30 14:29 ` [PATCH net 7/7] net: ethernet: stmmac: fix of-node and fixed-link-phydev leaks Johan Hovold
2016-11-30 14:39 ` Maxime Ripard
2016-12-02 8:46 ` [PATCH net 0/7] net: stmmac: fix probe error handling and phydev leaks Giuseppe CAVALLARO
2016-12-02 15:43 ` David Miller
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