avoided potential panic due to divide by 0 (#5412)

Signed-off-by: Aditi Ahuja <ahuja.aditi@gmail.com>
thanos-io · Jun 9, 2022 · 296c4ab · 296c4ab
1 parent 54a0deb
commit 296c4ab
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/pkg/tracing/google_cloud/google_cloud.go b/pkg/tracing/google_cloud/google_cloud.go
@@ -52,9 +52,11 @@ func newTracerProvider(ctx context.Context, logger log.Logger, processor tracesd
 		level.Warn(logger).Log("msg", "detecting resources for tracing provider failed", "err", err)
 	}
 
-	fraction := 1 / float64(sampleFactor)
+	var fraction float64
 	if sampleFactor == 0 {
 		fraction = 0
+	} else {
+		fraction = 1 / float64(sampleFactor)
 	}
 
 	tp := tracesdk.NewTracerProvider(