netdev - [PATCH net-next v2 2/9] net: phy: phylink: Release link GPIO

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Message-Id: <20180510201737.13887-3-f.fainelli@gmail.com>
Date:   Thu, 10 May 2018 13:17:30 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     netdev@...r.kernel.org
Cc:     Florian Fainelli <f.fainelli@...il.com>, privat@...l-hjelmeland.no,
        andrew@...n.ch, vivien.didelot@...oirfairelinux.com,
        davem@...emloft.net, rmk+kernel@...linux.org.uk,
        sean.wang@...iatek.com, Woojung.Huh@...rochip.com,
        john@...ozen.org, cphealy@...il.com
Subject: [PATCH net-next v2 2/9] net: phy: phylink: Release link GPIO

We are not releasing the link GPIO descriptor with gpiod_put() which results in
subsequent probing to get -EBUSY when calling fwnode_get_named_gpiod(). Fix this
by doing the release in phylink_destroy().

Fixes: 9525ae83959b ("phylink: add phylink infrastructure")
Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
---
 drivers/net/phy/phylink.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
index 412d1cf4fa66..6392b5248cf5 100644
--- a/drivers/net/phy/phylink.c
+++ b/drivers/net/phy/phylink.c
@@ -612,6 +612,8 @@ void phylink_destroy(struct phylink *pl)
 {
 	if (pl->sfp_bus)
 		sfp_unregister_upstream(pl->sfp_bus);
+	if (!IS_ERR(pl->link_gpio))
+		gpiod_put(pl->link_gpio);
 
 	cancel_work_sync(&pl->resolve);
 	kfree(pl);
-- 
2.14.1