uverbs_response_length
resp.response_length = uverbs_response_length(attrs, sizeof(resp));
resp.response_length = uverbs_response_length(attrs, sizeof(resp));
.response_length = uverbs_response_length(attrs, sizeof(resp))
resp.response_length = uverbs_response_length(attrs, sizeof(resp));
resp.response_length = uverbs_response_length(attrs, sizeof(resp));
resp.response_length = uverbs_response_length(attrs, sizeof(resp));
resp.response_length = uverbs_response_length(attrs, sizeof(resp));