1 files changed, 16 insertions, 0 deletions
diff --git a/vendor/github.com/cilium/ebpf/internal/io.go b/vendor/github.com/cilium/ebpf/internal/io.go
new file mode 100644
index 000000000..fa7402782
--- /dev/null
+++ b/vendor/github.com/cilium/ebpf/internal/io.go
@@ -0,0 +1,16 @@
+package internal
+
+import "errors"
+
+// DiscardZeroes makes sure that all written bytes are zero
+// before discarding them.
+type DiscardZeroes struct{}
+
+func (DiscardZeroes) Write(p []byte) (int, error) {
+	for _, b := range p {
+		if b != 0 {
+			return 0, errors.New("encountered non-zero byte")
+		}
+	}
+	return len(p), nil
+}