Use constant_time_compare instead of same_mem

New name, same great operation

1 files changed, 1 insertions, 1 deletions

diff --git a/src/lib/modes/aead/gcm/gcm.cpp b/src/lib/modes/aead/gcm/gcm.cpp
index becd3484b..9c6a85282 100644
--- a/src/lib/modes/aead/gcm/gcm.cpp
+++ b/src/lib/modes/aead/gcm/gcm.cpp
@@ -317,7 +317,7 @@ void GCM_Decryption::finish(secure_vector<uint8_t>& buffer, size_t offset)
 
    const uint8_t* included_tag = &buffer[remaining+offset];
 
-   if(!same_mem(mac.data(), included_tag, tag_size()))
+   if(!constant_time_compare(mac.data(), included_tag, tag_size()))
       throw Integrity_Failure("GCM tag check failed");
 
    buffer.resize(offset + remaining);