govet cmd/tooken_user.go: the cancel function returned by context.WithTimeout should be called

[fredbi]

Do you want to request a feature or report a bug?
bug

What is the current behavior?

cd cmd
go vet
...
token_user.go:121:9: the cancel function returned by context.WithTimeout should be called, not discarded, to avoid a context leak (govet)
			ctx, _ := context.WithTimeout(context.Background(), time.Second*5)
			     ^

If the current behavior is a bug, please provide the steps to reproduce and if possible a minimal demo of the problem.

What is the expected behavior?
go vet passes

Which version of the software is affected?
beta-9

[aeneasr]

feel free to PR