minor cleanup

e58da513 · Davis King · d3b02131 · e58da513
Commit e58da513 authored Nov 29, 2020 by Davis King
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dlib/data_io/cifar.cpp dlib/data_io/cifar.cpp +1 -1

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--- a/dlib/data_io/cifar.cpp
+++ b/dlib/data_io/cifar.cpp
@@ -21,7 +21,7 @@ namespace dlib
            std::vector<unsigned long>& labels
        )
        {
-            std::ifstream fin((folder_name + "/" + batch_name).c_str(), std::ios::binary);
+            std::ifstream fin(folder_name + "/" + batch_name, std::ios::binary);
            if (!fin) throw error("Unable to open file " + batch_name);
            const long nr = 32;
            const long nc = 32;