fsp_srv: Copy HLE Read Buffer for OutputAccessLogToSdCard

src/core/hle/service/filesystem/fsp_srv.cpp

@@ -1083,7 +1083,7 @@ void FSP_SRV::GetGlobalAccessLogMode(Kernel::HLERequestContext& ctx) {
 }
 
 void FSP_SRV::OutputAccessLogToSdCard(Kernel::HLERequestContext& ctx) {
-    const auto raw = ctx.ReadBuffer();
+    const auto raw = ctx.ReadBufferCopy();
     auto log = Common::StringFromFixedZeroTerminatedBuffer(
         reinterpret_cast<const char*>(raw.data()), raw.size());