Merge pull request #27989 from dnephin/fix-swagger-gen

Fix swagger-gen
Upstream-commit: d0d0f982f9d43e1d14d098b4cfd27c7c926638b2
Component: engine

components/engine/Makefile

@@ -140,6 +140,8 @@ win: build ## cross build the binary for windows
 
 .PHONY: swagger-gen
 swagger-gen:
-	docker run --rm -v $(PWD):/work -w /work \
+	docker run --rm -v $(PWD):/go/src/github.com/docker/docker \
+		-w /go/src/github.com/docker/docker \
 		--entrypoint hack/generate-swagger-api.sh \
+		-e GOPATH=/go \
 		quay.io/goswagger/swagger