fix(entitysource): rate limiter applied to nil reader (#2834)

assets

@@ -1 +1 @@
-Subproject commit 63c7abf214d94995ed02491d412971ae2bf2996b
+Subproject commit d0540548cfb2caeec0c7d44e85819c833fdeda0f

pkg/filemanager/manager/entitysource/entitysource.go

@@ -670,7 +670,7 @@ func (f *entitySource) getRsc(pos int64) (io.ReadCloser, error) {
 
 		if f.o.SpeedLimit > 0 {
 			bucket := ratelimit.NewBucketWithRate(float64(f.o.SpeedLimit), f.o.SpeedLimit)
-			return lrs{f.rsc, ratelimit.Reader(f.rsc, bucket)}, nil
+			return lrs{file, ratelimit.Reader(file, bucket)}, nil
 		} else {
 			return file, nil
 		}