lkml.org 
[lkml]   [2020]   [Sep]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCH] Revert "net: ethernet: ixgbe: check the return value of ixgbe_mii_bus_init()"
On Fri, Sep 25, 2020 at 4:45 AM Yongxin Liu <yongxin.liu@windriver.com> wrote:
>
> This reverts commit 09ef193fef7efb0175a04634853862d717adbb95.
>
> For C3000 family of SoCs, they have four ixgbe devices sharing a single MDIO bus.
> ixgbe_mii_bus_init() returns -ENODEV for other three devices. The propagation
> of the error code makes other three ixgbe devices unregistered.
>
> Signed-off-by: Yongxin Liu <yongxin.liu@windriver.com>
> ---
> drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 6 +-----
> 1 file changed, 1 insertion(+), 5 deletions(-)
>
> diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
> index 2f8a4cfc5fa1..5e5223becf86 100644
> --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
> +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
> @@ -11031,14 +11031,10 @@ static int ixgbe_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
> IXGBE_LINK_SPEED_10GB_FULL | IXGBE_LINK_SPEED_1GB_FULL,
> true);
>
> - err = ixgbe_mii_bus_init(hw);
> - if (err)
> - goto err_netdev;
> + ixgbe_mii_bus_init(hw);
>
> return 0;
>
> -err_netdev:
> - unregister_netdev(netdev);
> err_register:
> ixgbe_release_hw_control(adapter);
> ixgbe_clear_interrupt_scheme(adapter);
> --
> 2.14.4
>

Then we should check if err == -ENODEV, not outright ignore all
potential errors, right?

Bartosz

\
 
 \ /
  Last update: 2020-09-25 10:15    [W:0.059 / U:0.376 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site