garo/logs2kafka: main.go; 44 LoC

Found a possible issue in [garo/logs2kafka](https://www.github.com/garo/logs2kafka) at [main.go](https://github.com/garo/logs2kafka/blob/cb3a570f6a929d3ff16e7b6267e68f000801526c/main.go#L273-L316)

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 message was used in a composite literal at line 277

[Click here to see the code in its original context.](https://github.com/garo/logs2kafka/blob/cb3a570f6a929d3ff16e7b6267e68f000801526c/main.go#L273-L316)

Click here to show the 44 line(s) of Go which triggered the analyzer.

```go
for message := range syslog.Messages {
if c.GlobalBool("debug") {
fmt.Printf("Got message: %+v\n", message)
}
EnsureMessageFormat(serverInfo, &message)
SendStatsdMetricsFromMessage(statsd, &message)

if message.Topic == "" {
message.Topic = default_topic
}
message.Topic = topic_prefix + "." + message.Topic

if loggers != nil {

filename := file_logs_path + "/" + message.Topic + ".log"
if c.GlobalBool("debug") {
fmt.Printf("Going to write message to file %s\n", filename)
}

var logger *lumberjack.Logger = nil

logger, ok := loggers[message.Topic]
if !ok {
if c.GlobalBool("debug") {
fmt.Printf("Creating new logger for topic %s\n", message.Topic)
}

logger = &lumberjack.Logger{
Filename: filename,
MaxSize: 100, // megabytes
MaxBackups: 3,
}

loggers[message.Topic] = logger

}
logger.Write([]byte(message.Container.String() + "\n"))
}

if !c.GlobalBool("disable-kafka") {
kafka.Produce(message)
}

}

```

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commit ID: cb3a570f6a929d3ff16e7b6267e68f000801526c