3.18-stable review patch. If anyone has any objections, please let me know.
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From: Tobias Jordan Tobias.Jordan@elektrobit.com
[ Upstream commit 589bf32f09852041fbd3b7ce1a9e703f95c230ba ]
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 Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/ethernet/marvell/mvmdio.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/net/ethernet/marvell/mvmdio.c +++ b/drivers/net/ethernet/marvell/mvmdio.c @@ -241,7 +241,8 @@ static int orion_mdio_probe(struct platf dev->regs + MVMDIO_ERR_INT_MASK);
} else if (dev->err_interrupt == -EPROBE_DEFER) { - return -EPROBE_DEFER; + ret = -EPROBE_DEFER; + goto out_mdio; }
mutex_init(&dev->lock);