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net: ag71xx: add missed clk_disable_unprepare in error path of probe

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[ Upstream commit befc113c56a76ae7be3986034a0e476d3385e265 ]

The ag71xx_mdio_probe() forgets to call clk_disable_unprepare() when
of_reset_control_get_exclusive() failed. Add the missed call to fix it.

Fixes: d51b6ce441 ("net: ethernet: add ag71xx driver")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Huang Guobin <huangguobin4@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Huang Guobin 2020-07-19 21:46:14 -04:00 • committed by Greg Kroah-Hartman
commit 107ea66643
1 changed files with 2 additions and 1 deletions
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3
drivers/net/ethernet/atheros/ag71xx.c
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@ -553,7 +553,8 @@ static int ag71xx_mdio_probe(struct ag71xx *ag)
ag->mdio_reset = of_reset_control_get_exclusive(np, "mdio");
if (IS_ERR(ag->mdio_reset)) {
netif_err(ag, probe, ndev, "Failed to get reset mdio.\n");
return PTR_ERR(ag->mdio_reset);
err = PTR_ERR(ag->mdio_reset);
goto mdio_err_put_clk;
}
mii_bus->name = "ag71xx_mdio";