Message ID | 20190216025935.22888-1-yuehaibing@huawei.com |
---|---|
State | Accepted |
Delegated to: | David Miller |
Headers | show |
Series | [v2,net-next] mdio_bus: Fix PTR_ERR() usage after initialization to constant | expand |
From: YueHaibing <yuehaibing@huawei.com> Date: Sat, 16 Feb 2019 10:59:35 +0800 > Fix coccinelle warning: > > ./drivers/net/phy/mdio_bus.c:51:5-12: ERROR: PTR_ERR applied after initialization to constant on line 44 > ./drivers/net/phy/mdio_bus.c:52:5-12: ERROR: PTR_ERR applied after initialization to constant on line 44 > > fix this by using IS_ERR before PTR_ERR > > Fixes: bafbdd527d56 ("phylib: Add device reset GPIO support") > Signed-off-by: YueHaibing <yuehaibing@huawei.com> > --- > v2: remove variable 'ret' Applied.
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c index 3d31358..debc74c 100644 --- a/drivers/net/phy/mdio_bus.c +++ b/drivers/net/phy/mdio_bus.c @@ -48,11 +48,12 @@ static int mdiobus_register_gpiod(struct mdio_device *mdiodev) gpiod = fwnode_get_named_gpiod(&mdiodev->dev.of_node->fwnode, "reset-gpios", 0, GPIOD_OUT_LOW, "PHY reset"); - if (PTR_ERR(gpiod) == -ENOENT || - PTR_ERR(gpiod) == -ENOSYS) - gpiod = NULL; - else if (IS_ERR(gpiod)) - return PTR_ERR(gpiod); + if (IS_ERR(gpiod)) { + if (PTR_ERR(gpiod) == -ENOENT || PTR_ERR(gpiod) == -ENOSYS) + gpiod = NULL; + else + return PTR_ERR(gpiod); + } mdiodev->reset = gpiod;
Fix coccinelle warning: ./drivers/net/phy/mdio_bus.c:51:5-12: ERROR: PTR_ERR applied after initialization to constant on line 44 ./drivers/net/phy/mdio_bus.c:52:5-12: ERROR: PTR_ERR applied after initialization to constant on line 44 fix this by using IS_ERR before PTR_ERR Fixes: bafbdd527d56 ("phylib: Add device reset GPIO support") Signed-off-by: YueHaibing <yuehaibing@huawei.com> --- v2: remove variable 'ret' --- drivers/net/phy/mdio_bus.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-)