context.cancelCtx.err (field)

7 uses

	context (current package)
		context.go#L427: 	err      error                 // set to non-nil by the first cancel call
		context.go#L455: 	err := c.err
		context.go#L481: 		if p.err != nil {
		context.go#L483: 			child.cancel(false, p.err, p.cause)
		context.go#L544: 	if c.err != nil {
		context.go#L548: 	c.err = err
		context.go#L637: 	if c.err == nil {