check err

yupengzte · yupengzte · commit 1f193f458379 · 2017-05-12T15:28:41.000+08:00
Signed-off-by: yupengzte &lt;yu.peng36@zte.com.cn&gt;
diff --git a/metrics/sinks/gcm/gcm.go b/metrics/sinks/gcm/gcm.go
@@ -306,6 +306,9 @@ func CreateGCMSink(uri *url.URL) (core.DataSink, error) {
 	}
 
 	opts, err := url.ParseQuery(uri.RawQuery)
+	if err != nil {
+		return nil, err
+	}
 
 	metrics := "all"
 	if len(opts["metrics"]) > 0 {

Original file line number	Diff line number	Diff line change
`@@ -306,6 +306,9 @@ func CreateGCMSink(uri *url.URL) (core.DataSink, error) {`
`306`	`306`	`}`
`307`	`307`
`308`	`308`	`opts, err := url.ParseQuery(uri.RawQuery)`
	`309`	`+ if err != nil {`
	`310`	`+ return nil, err`
	`311`	`+ }`
`309`	`312`
`310`	`313`	`metrics := "all"`
`311`	`314`	`if len(opts["metrics"]) > 0 {`