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| author |   Andrew Lunn <andrew@lunn.ch> | 2019-11-04 02:40:33 +0100 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-11-04 11:21:25 -0800 |
| commit | 0c65b2b90d13c1deaee6449304dd367c5d4eb8ae (patch) | |
| tree | cd0eaef5cd95d586edba8e1675ec1dfaf1f540da /drivers/net/ethernet/marvell/pxa168_eth.c | |
| parent | net: bridge: fdb: eliminate extra port state tests from fast-path (diff) | |
| download | linux-dev-0c65b2b90d13c1deaee6449304dd367c5d4eb8ae.tar.xz linux-dev-0c65b2b90d13c1deaee6449304dd367c5d4eb8ae.zip | |
net: of_get_phy_mode: Change API to solve int/unit warnings
Before this change of_get_phy_mode() returned an enum,
phy_interface_t. On error, -ENODEV etc, is returned. If the result of
the function is stored in a variable of type phy_interface_t, and the
compiler has decided to represent this as an unsigned int, comparision
with -ENODEV etc, is a signed vs unsigned comparision.
Fix this problem by changing the API. Make the function return an
error, or 0 on success, and pass a pointer, of type phy_interface_t,
where the phy mode should be stored.
v2:
Return with *interface set to PHY_INTERFACE_MODE_NA on error.
Add error checks to all users of of_get_phy_mode()
Fixup a few reverse christmas tree errors
Fixup a few slightly malformed reverse christmas trees
v3:
Fix 0-day reported errors.
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/marvell/pxa168_eth.c')
| -rw-r--r-- | drivers/net/ethernet/marvell/pxa168_eth.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/ethernet/marvell/pxa168_eth.c b/drivers/net/ethernet/marvell/pxa168_eth.c index 51b77c2de400..3fb7ee3d4d13 100644 --- a/drivers/net/ethernet/marvell/pxa168_eth.c +++ b/drivers/net/ethernet/marvell/pxa168_eth.c @@ -1489,8 +1489,10 @@ static int pxa168_eth_probe(struct platform_device *pdev) goto err_netdev; } of_property_read_u32(np, "reg", &pep->phy_addr); - pep->phy_intf = of_get_phy_mode(pdev->dev.of_node); of_node_put(np); + err = of_get_phy_mode(pdev->dev.of_node, &pep->phy_intf); + if (err && err != -ENODEV) + goto err_netdev; } /* Hardware supports only 3 ports */ |