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net/mlx5e: Initialize link speed to zero

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mlx5e_port_max_linkspeed does not guarantee value assignment for speed.
Avoid cases where link_speed might be used uninitialized. In case
mlx5e_port_max_linkspeed fails, a default link speed of 50000 will be
used for the calculations.

Fixes: 3f6d08d196 ("net/mlx5e: Add RSS support for hairpin")
Signed-off-by: Roy Novich <royno@nvidia.com>
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>
Reviewed-by: Aya Levin <ayal@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Roy Novich 2023-03-01 15:47:11 +02:00 committed by Saeed Mahameed
parent 922f56e9a7
commit 6e9d51b1a5
1 changed files with 1 additions and 1 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
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@ -1103,8 +1103,8 @@ static void
mlx5e_hairpin_params_init(struct mlx5e_hairpin_params *hairpin_params,
struct mlx5_core_dev *mdev)
{
u32 link_speed = 0;
u64 link_speed64;
u32 link_speed;
hairpin_params->mdev = mdev;
/* set hairpin pair per each 50Gbs share of the link */