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Date: Sun, 17 May 2020 14:53:40 +0300 From: Leon Romanovsky <leon@...nel.org> To: Andrew Lunn <andrew@...n.ch>, "David S. Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, Florian Fainelli <f.fainelli@...il.com>, Heiner Kallweit <hkallweit1@...il.com> Cc: Leon Romanovsky <leonro@...lanox.com>, netdev@...r.kernel.org, Russell King <rmk+kernel@...linux.org.uk> Subject: [PATCH net] net: phy: propagate an error back to the callers of phy_sfp_probe From: Leon Romanovsky <leonro@...lanox.com> The compilation warning below reveals that the errors returned from the sfp_bus_add_upstream() call are not propagated to the callers. Fix it by returning "ret". 14:37:51 drivers/net/phy/phy_device.c: In function 'phy_sfp_probe': 14:37:51 drivers/net/phy/phy_device.c:1236:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable] 14:37:51 1236 | int ret; 14:37:51 | ^~~ Fixes: 298e54fa810e ("net: phy: add core phylib sfp support") Signed-off-by: Leon Romanovsky <leonro@...lanox.com> --- drivers/net/phy/phy_device.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index ac2784192472..697c74deb222 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -1233,7 +1233,7 @@ int phy_sfp_probe(struct phy_device *phydev, const struct sfp_upstream_ops *ops) { struct sfp_bus *bus; - int ret; + int ret = 0; if (phydev->mdio.dev.fwnode) { bus = sfp_bus_find_fwnode(phydev->mdio.dev.fwnode); @@ -1245,7 +1245,7 @@ int phy_sfp_probe(struct phy_device *phydev, ret = sfp_bus_add_upstream(bus, phydev, ops); sfp_bus_put(bus); } - return 0; + return ret; } EXPORT_SYMBOL(phy_sfp_probe); -- 2.26.2
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