diff options
Diffstat (limited to 'net/devlink/param.c')
| -rw-r--r-- | net/devlink/param.c | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/net/devlink/param.c b/net/devlink/param.c index bd3881349c60..3e9d2e5750c2 100644 --- a/net/devlink/param.c +++ b/net/devlink/param.c @@ -252,6 +252,15 @@ devlink_nl_param_value_put(struct sk_buff *msg, enum devlink_param_type type, return -EMSGSIZE; } break; + case DEVLINK_PARAM_TYPE_U64_ARRAY: + if (val->u64arr.size > __DEVLINK_PARAM_MAX_ARRAY_SIZE) + return -EMSGSIZE; + + for (int i = 0; i < val->u64arr.size; i++) { + if (nla_put_uint(msg, nla_type, val->u64arr.val[i])) + return -EMSGSIZE; + } + break; } return 0; } @@ -537,7 +546,7 @@ devlink_param_value_get_from_info(const struct devlink_param *param, union devlink_param_value *value) { struct nlattr *param_data; - int len; + int len, cnt, rem; param_data = info->attrs[DEVLINK_ATTR_PARAM_VALUE_DATA]; @@ -577,6 +586,28 @@ devlink_param_value_get_from_info(const struct devlink_param *param, return -EINVAL; value->vbool = nla_get_flag(param_data); break; + + case DEVLINK_PARAM_TYPE_U64_ARRAY: + cnt = 0; + nla_for_each_attr_type(param_data, + DEVLINK_ATTR_PARAM_VALUE_DATA, + genlmsg_data(info->genlhdr), + genlmsg_len(info->genlhdr), rem) { + if (cnt >= __DEVLINK_PARAM_MAX_ARRAY_SIZE) + return -EMSGSIZE; + + if ((nla_len(param_data) != sizeof(u64)) && + (nla_len(param_data) != sizeof(u32))) { + NL_SET_BAD_ATTR(info->extack, param_data); + return -EINVAL; + } + + value->u64arr.val[cnt] = nla_get_uint(param_data); + cnt++; + } + + value->u64arr.size = cnt; + break; } return 0; } |