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net/mlx5e: Use IS_ERR() to check and simplify code

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Use IS_ERR() and PTR_ERR() instead of PTR_ERR_OR_ZERO() to
simplify code, avoid redundant judgements.

Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>
Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
Reviewed-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
This commit is contained in:
Tang Bin 2020-05-16 07:06:33 +08:00 committed by Saeed Mahameed
parent 593532668f
commit 2639324a8f
1 changed files with 2 additions and 3 deletions
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5
drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
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@ -96,9 +96,8 @@ static int mlx5e_route_lookup_ipv4(struct mlx5e_priv *priv,
}
rt = ip_route_output_key(dev_net(mirred_dev), fl4);
ret = PTR_ERR_OR_ZERO(rt);
if (ret)
return ret;
if (IS_ERR(rt))
return PTR_ERR(rt);
if (mlx5_lag_is_multipath(mdev) && rt->rt_gw_family != AF_INET) {
ip_rt_put(rt);