[PATCH] net: mvmdio: disable/unprepare clocks in EPROBE_DEFER case

[Tobias Jordan]

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.jor...@elektrobit.com>
---
 drivers/net/ethernet/marvell/mvmdio.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

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)
-- 
2.11.0