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authorHuang Guobin <huangguobin4@huawei.com>2020-07-20 04:46:14 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-07-29 11:18:33 +0300
commit107ea66643bd1419b29cfd11e7ea5fc88085cdd8 (patch)
tree3cf10232ace56af4df669fede09cb3df8036dd8f
parent34e93385c41606a7bc5cfab4c3a4f6d4648da99e (diff)
downloadlinux-107ea66643bd1419b29cfd11e7ea5fc88085cdd8.tar.xz
net: ag71xx: add missed clk_disable_unprepare in error path of probe
[ 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: d51b6ce441d3 ("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>
-rw-r--r--drivers/net/ethernet/atheros/ag71xx.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ethernet/atheros/ag71xx.c b/drivers/net/ethernet/atheros/ag71xx.c
index 1b1a09095c0d..78e20f53677d 100644
--- a/drivers/net/ethernet/atheros/ag71xx.c
+++ b/drivers/net/ethernet/atheros/ag71xx.c
@@ -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";