From fc2ffecd22d6008426c2305dbeb31fc2caab6163 Mon Sep 17 00:00:00 2001
From: Tobias Fella <fella@posteo.de>
Date: Sun, 27 Feb 2022 17:43:17 +0100
Subject: Return false instead of error for failed signature checks

---
 lib/e2ee/qolmutility.cpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/lib/e2ee/qolmutility.cpp b/lib/e2ee/qolmutility.cpp
index 303f6d75..5d1bc18d 100644
--- a/lib/e2ee/qolmutility.cpp
+++ b/lib/e2ee/qolmutility.cpp
@@ -49,8 +49,11 @@ std::variant<bool, QOlmError> QOlmUtility::ed25519Verify(const QByteArray &key,
     const auto ret = olm_ed25519_verify(m_utility, key.data(), key.size(),
             message.data(), message.size(), (void *)signatureBuf.data(), signatureBuf.size());
 
-    const auto error = ret;
-    if (error == olm_error()) {
+    if (ret == olm_error()) {
+        auto error = lastError(m_utility);
+        if (error == QOlmError::BadMessageMac) {
+            return false;
+        }
         return lastError(m_utility);
     }
 
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