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Diffstat (limited to 'vendor/golang.org/x/crypto/poly1305/poly1305.go')
-rw-r--r--vendor/golang.org/x/crypto/poly1305/poly1305.go4
1 files changed, 3 insertions, 1 deletions
diff --git a/vendor/golang.org/x/crypto/poly1305/poly1305.go b/vendor/golang.org/x/crypto/poly1305/poly1305.go
index 3c75c2a67..9d7a6af09 100644
--- a/vendor/golang.org/x/crypto/poly1305/poly1305.go
+++ b/vendor/golang.org/x/crypto/poly1305/poly1305.go
@@ -26,7 +26,9 @@ const TagSize = 16
// 16-byte result into out. Authenticating two different messages with the same
// key allows an attacker to forge messages at will.
func Sum(out *[16]byte, m []byte, key *[32]byte) {
- sum(out, m, key)
+ h := New(key)
+ h.Write(m)
+ h.Sum(out[:0])
}
// Verify returns true if mac is a valid authenticator for m with the given key.