From: Dan Carpenter dan.carpenter@oracle.com
[ Upstream commit d7eb651212fdbafa82d485d8e76095ac3b14c193 ]
The "iface" variable is an enum and in this context GCC treats it as an unsigned int so the error handling is never triggered.
Fixes: b78624125304 ("of_mdio: Abstract a general interface for phy connect") Signed-off-by: Dan Carpenter dan.carpenter@oracle.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/of/of_mdio.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c index 8c1819230ed23..fe26697d3bd72 100644 --- a/drivers/of/of_mdio.c +++ b/drivers/of/of_mdio.c @@ -358,7 +358,7 @@ struct phy_device *of_phy_get_and_connect(struct net_device *dev, struct phy_device *phy;
iface = of_get_phy_mode(np); - if (iface < 0) + if ((int)iface < 0) return NULL;
phy_np = of_parse_phandle(np, "phy-handle", 0);