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authorTobias Jordan <Tobias.Jordan@elektrobit.com>2017-12-06 15:23:23 +0100
committerDavid S. Miller <davem@davemloft.net>2017-12-07 13:40:23 -0500
commit589bf32f09852041fbd3b7ce1a9e703f95c230ba (patch)
tree5e734051fef85cfb16a7b8aeacc4487e1305ef2b /drivers/net
parent30f1e59550363f6be28213393407ef225150e7fe (diff)
downloadlinux-589bf32f09852041fbd3b7ce1a9e703f95c230ba.tar.bz2
net: mvmdio: disable/unprepare clocks in EPROBE_DEFER case
add appropriate calls to clk_disable_unprepare() by jumping to out_mdio in case orion_mdio_probe() returns -EPROBE_DEFER. Found by Linux Driver Verification project (linuxtesting.org). Fixes: 3d604da1e954 ("net: mvmdio: get and enable optional clock") Signed-off-by: Tobias Jordan <Tobias.Jordan@elektrobit.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/marvell/mvmdio.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ethernet/marvell/mvmdio.c b/drivers/net/ethernet/marvell/mvmdio.c
index c9798210fa0f..0495487f7b42 100644
--- a/drivers/net/ethernet/marvell/mvmdio.c
+++ b/drivers/net/ethernet/marvell/mvmdio.c
@@ -344,7 +344,8 @@ static int orion_mdio_probe(struct platform_device *pdev)
dev->regs + MVMDIO_ERR_INT_MASK);
} else if (dev->err_interrupt == -EPROBE_DEFER) {
- return -EPROBE_DEFER;
+ ret = -EPROBE_DEFER;
+ goto out_mdio;
}
if (pdev->dev.of_node)