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net/mlx5: E-Switch, Check group pointer before reading bw_share value

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If log_esw_max_sched_depth is not supported group pointer of the vport
is NULL. Hence, check the pointer before reading bw_share value.

Fixes: 0fe132eac3 ("net/mlx5: E-switch, Allow to add vports to rate groups")
Signed-off-by: Dmytro Linkin <dlinkin@nvidia.com>
Reviewed-by: Roi Dayan <roid@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Dmytro Linkin 2021-11-17 11:47:21 +02:00 committed by Saeed Mahameed
parent 43a0696f11
commit 5c4e8ae7aa
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c
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@ -130,7 +130,7 @@ static u32 esw_qos_calculate_min_rate_divider(struct mlx5_eswitch *esw,
/* If vports min rate divider is 0 but their group has bw_share configured, then
* need to set bw_share for vports to minimal value.
*/
if (!group_level && !max_guarantee && group->bw_share)
if (!group_level && !max_guarantee && group && group->bw_share)
return 1;
return 0;
}