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mlx5: Do not try to enable fwdumps if scan space did not responded.

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Sponsored by:	Mellanox Technologies
MFC after:	1 week
This commit is contained in:
Konstantin Belousov 2019-12-02 14:22:55 +00:00
parent 9a4af029b0
commit c47b170b02
1 changed files with 4 additions and 0 deletions
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4
sys/dev/mlx5/mlx5_core/mlx5_fwdump.c
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@ -111,6 +111,10 @@ mlx5_fwdump_prep(struct mlx5_core_dev *mdev)
sz++;
addr = next_addr;
}
if (sz == 1) {
mlx5_core_warn(mdev, "no output from scan space\n");
goto unlock_vsc;
}
mdev->dump_rege = malloc(sz * sizeof(struct mlx5_crspace_regmap),
M_MLX5_DUMP, M_WAITOK | M_ZERO);