1 files changed, 5 insertions, 1 deletions
diff --git a/lib/pluginloader/pluginloader.cpp b/lib/pluginloader/pluginloader.cpp
index 082a449..ce84c7a 100644
--- a/lib/pluginloader/pluginloader.cpp
+++ b/lib/pluginloader/pluginloader.cpp
@@ -65,7 +65,11 @@ bool PluginLoader::verify(const char *hashName)
 
         const std::size_t buffer_size = 1024;
         std::vector<char> buffer(buffer_size);
-        while(const auto sz = plugin.readsome(&buffer.front(), buffer_size)) {
+        std::size_t sz = 0;
+        while(true) {
+            sz = static_cast<std::size_t>(plugin.readsome(&buffer.front(), buffer_size));
+            if(sz <= 0)
+                break;
             rc = EVP_DigestVerifyUpdate(ctx, reinterpret_cast<unsigned char *>(buffer.data()), sz);
             if(rc != 1) {
                 m_sigError = tr("Failed to compute signature (stage=update)");