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net/quic/crypto/aead_base_encrypter_openssl.cc

Index: net/quic/crypto/aead_base_encrypter_openssl.cc
diff --git a/net/quic/crypto/aead_base_encrypter_openssl.cc b/net/quic/crypto/aead_base_encrypter_openssl.cc
index 9f053abf93286df6b15a5ba72ddb3561cb7ee8a6..7f2d3c6ca1d62b48241f942df361daf873ba259e 100644
--- a/net/quic/crypto/aead_base_encrypter_openssl.cc
+++ b/net/quic/crypto/aead_base_encrypter_openssl.cc
@@ -81,14 +81,18 @@ bool AeadBaseEncrypter::Encrypt(StringPiece nonce,
     return false;
   }
 
-  ssize_t len = EVP_AEAD_CTX_seal(
-      ctx_.get(), output, plaintext.size() + auth_tag_size_,
-      reinterpret_cast<const uint8_t*>(nonce.data()), nonce.size(),
-      reinterpret_cast<const uint8_t*>(plaintext.data()), plaintext.size(),
-      reinterpret_cast<const uint8_t*>(associated_data.data()),
-      associated_data.size());
-
-  if (len < 0) {
+  size_t len;
+  if (!EVP_AEAD_CTX_seal(
+          ctx_.get(),
+          output,
+          &len,
+          plaintext.size() + auth_tag_size_,
+          reinterpret_cast<const uint8_t*>(nonce.data()),
+          nonce.size(),
+          reinterpret_cast<const uint8_t*>(plaintext.data()),
+          plaintext.size(),
+          reinterpret_cast<const uint8_t*>(associated_data.data()),
+          associated_data.size())) {
     DLogOpenSslErrors();
     return false;
   }