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| author | Miaoqian Lin <linmq006@gmail.com> | 2021-12-22 06:54:53 +0000 |
|---|---|---|
| committer | Saeed Mahameed <saeedm@nvidia.com> | 2021-12-22 20:38:46 -0800 |
| commit | 6b8b42585886c59a008015083282aae434349094 (patch) | |
| tree | 7d64e18ea0eee9aaf09ec36c19ac0d5e513f74b9 | |
| parent | d1652b70d07cc3eed96210c876c4879e1655f20e (diff) | |
| download | slab-6b8b42585886c59a008015083282aae434349094.tar.gz | |
net/mlx5: DR, Fix NULL vs IS_ERR checking in dr_domain_init_resources
The mlx5_get_uars_page() function returns error pointers.
Using IS_ERR() to check the return value to fix this.
Fixes: 4ec9e7b02697 ("net/mlx5: DR, Expose steering domain functionality")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c index 8cbd36c82b3b8..f6e6d92097661 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c @@ -2,6 +2,7 @@ /* Copyright (c) 2019 Mellanox Technologies. */ #include <linux/mlx5/eswitch.h> +#include <linux/err.h> #include "dr_types.h" #define DR_DOMAIN_SW_STEERING_SUPPORTED(dmn, dmn_type) \ @@ -72,9 +73,9 @@ static int dr_domain_init_resources(struct mlx5dr_domain *dmn) } dmn->uar = mlx5_get_uars_page(dmn->mdev); - if (!dmn->uar) { + if (IS_ERR(dmn->uar)) { mlx5dr_err(dmn, "Couldn't allocate UAR\n"); - ret = -ENOMEM; + ret = PTR_ERR(dmn->uar); goto clean_pd; } |