Messages in this thread | | | Subject | Re: [PATCH v2] net/mlx4_core: Fix error handling in mlx4_init_port_info. | From | Tariq Toukan <> | Date | Mon, 14 May 2018 12:08:59 +0300 |
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On 14/05/2018 2:38 AM, Tarick Bedeir wrote: > Avoid exiting the function with a lingering sysfs file (if the first > call to device_create_file() fails while the second succeeds), and avoid > calling devlink_port_unregister() twice. > > In other words, either mlx4_init_port_info() succeeds and returns zero, or > it fails, returns non-zero, and requires no cleanup. > > Fixes: 096335b3f983 ("mlx4_core: Allow dynamic MTU configuration for IB > ports") > Signed-off-by: Tarick Bedeir <tarick@google.com> > --- > v1 -> v2: Added "Fixes" tag. > --- > drivers/net/ethernet/mellanox/mlx4/main.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c > index 4d84cab77105..e8a3a45d0b53 100644 > --- a/drivers/net/ethernet/mellanox/mlx4/main.c > +++ b/drivers/net/ethernet/mellanox/mlx4/main.c > @@ -3007,6 +3007,7 @@ static int mlx4_init_port_info(struct mlx4_dev *dev, int port) > mlx4_err(dev, "Failed to create file for port %d\n", port); > devlink_port_unregister(&info->devlink_port); > info->port = -1; > + return err; > } > > sprintf(info->dev_mtu_name, "mlx4_port%d_mtu", port); > @@ -3028,9 +3029,10 @@ static int mlx4_init_port_info(struct mlx4_dev *dev, int port) > &info->port_attr); > devlink_port_unregister(&info->devlink_port); > info->port = -1; > + return err; > } > > - return err; > + return 0; > } > > static void mlx4_cleanup_port_info(struct mlx4_port_info *info) >
Thanks for you patch. Reviewed-by: Tariq Toukan <tariqt@mellanox.com>
Dave, please queue for -stable.
Best, Tariq
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