waffle-iron/c4go_vl: src/github.com/go-swagger/go-swagger/generator/operation.go; 20 LoC

Found a possible issue in [waffle-iron/c4go_vl](https://www.github.com/waffle-iron/c4go_vl) at [src/github.com/go-swagger/go-swagger/generator/operation.go](https://github.com/waffle-iron/c4go_vl/blob/9a7b73aeb423b03e685045bad173f002a3163433/src/github.com/go-swagger/go-swagger/generator/operation.go#L190-L209)

Below is the message reported by the analyzer for this snippet of code. Beware that the analyzer only reports the first
issue it finds, so please do not limit your consideration to the contents of the below message.

> reference to op is reassigned at line 200

[Click here to see the code in its original context.](https://github.com/waffle-iron/c4go_vl/blob/9a7b73aeb423b03e685045bad173f002a3163433/src/github.com/go-swagger/go-swagger/generator/operation.go#L190-L209)

Click here to show the 20 line(s) of Go which triggered the analyzer.

```go
for _, op := range operations {
if o.DumpData {
bb, _ := json.MarshalIndent(swag.ToDynamicJSON(op), "", " ")
fmt.Fprintln(os.Stdout, string(bb))
continue
}
og := new(opGen)
og.IncludeHandler = o.IncludeHandler
og.IncludeParameters = o.IncludeParameters
og.IncludeResponses = o.IncludeResponses
og.data = &op
og.pkg = op.Package
og.cname = swag.ToGoName(op.Name)
og.Doc = o.Doc
og.Analyzed = o.Analyzed
og.Target = o.Target
og.APIPackage = o.APIPackage
og.WithContext = o.WithContext
return og.Generate()
}

```

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See the descriptions of the classifications [here](https://github.com/github-vet/rangeclosure-findings#how-can-i-help) for more information.

commit ID: 9a7b73aeb423b03e685045bad173f002a3163433