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IB/mlx5: Return error for unsupported signature type 

In case of unsupported singature, we returned positive
value, while the better approach is to return -EINVAL.

In addition, in this change, the error print is enriched
to provide an actual supplied signature type.

Fixes: e6631814fb ("IB/mlx5: Support IB_WR_REG_SIG_MR")
Cc: Sagi Grimberg <sagi@grimberg.me>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Leon Romanovsky 2017-01-18 14:10:31 +02:00 committed by Doug Ledford
parent 0fd27a88c2
commit 12bbf1ea7e
1 changed files with 3 additions and 2 deletions
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5
drivers/infiniband/hw/mlx5/qp.c
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@ -3637,8 +3637,9 @@ static int set_psv_wr(struct ib_sig_domain *domain,
psv_seg->ref_tag = cpu_to_be32(domain->sig.dif.ref_tag);
break;
default:
pr_err("Bad signature type given.\n");
return 1;
pr_err("Bad signature type (%d) is given.\n",
domain->sig_type);
return -EINVAL;
}
*seg += sizeof(*psv_seg);