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IB/mlx5: Fix bad flow upon DEVX mkey creation 

Fix bad flow upon DEVX mkey creation to prevent deleting the indirect mkey
from the radix tree in case there was a previous failure to insert it.

Fixes: 534fd7aac5 ("IB/mlx5: Manage indirection mkey upon DEVX flow for ODP")
Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Reviewed-by: Artemy Kovalyov <artemyko@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Yishai Hadas 2019-02-11 17:40:53 +02:00 committed by Jason Gunthorpe
parent 8317d6cdc1
commit 0da4d48d99
1 changed files with 3 additions and 2 deletions
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5
drivers/infiniband/hw/mlx5/devx.c
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@ -1204,14 +1204,15 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_DEVX_OBJ_CREATE)(
err = uverbs_copy_to(attrs, MLX5_IB_ATTR_DEVX_OBJ_CREATE_CMD_OUT, cmd_out, cmd_out_len);
if (err)
goto obj_destroy;
goto err_copy;
obj->obj_id = get_enc_obj_id(opcode, obj_id);
return 0;
obj_destroy:
err_copy:
if (obj->flags & DEVX_OBJ_FLAGS_INDIRECT_MKEY)
devx_cleanup_mkey(obj);
obj_destroy:
mlx5_cmd_exec(obj->mdev, obj->dinbox, obj->dinlen, out, sizeof(out));
obj_free:
kfree(obj);