Return when there is no readers

WE2-359 Signed-off-by: Raul Metsma <[email protected]>
web-eid · Mar 5, 2021 · 820160a · 820160a
1 parent 6e10c07
commit 820160a
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diff --git a/scripts/clang-format.sh b/scripts/clang-format.sh
diff --git a/src/listReaders.cpp b/src/listReaders.cpp
@@ -75,6 +75,9 @@ std::vector<SCARD_READERSTATE> getReaderStates(const SCARDCONTEXT ctx, const str
                                 }});
     }
 
+    if (readerStates.empty())
+        return {};
+
     SCard(GetStatusChange, ctx, 0, readerStates.data(), DWORD(readerStates.size()));
 
     return readerStates;