Fix jitter panics with invalid argument to Int63n

Signed-off-by: Kohei Tokunaga <ktokunaga.mail@gmail.com>
containerd · Feb 22, 2022 · 0abfeab · 0abfeab
1 parent 479f541
commit 0abfeab
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/fs/remote/resolver.go b/fs/remote/resolver.go
@@ -164,6 +164,9 @@ type fetcherConfig struct {
 }
 
 func jitter(duration time.Duration) time.Duration {
+	if duration <= 0 {
+		return duration
+	}
 	return time.Duration(rand.Int63n(int64(duration)) + int64(duration))
 }