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-rw-r--r--src/lib/asiolink/io_service_thread_pool.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/lib/asiolink/io_service_thread_pool.cc b/src/lib/asiolink/io_service_thread_pool.cc
index 8919385cff..8a4488074e 100644
--- a/src/lib/asiolink/io_service_thread_pool.cc
+++ b/src/lib/asiolink/io_service_thread_pool.cc
@@ -114,7 +114,7 @@ IoServiceThreadPool::checkPermissions(State state) {
bool
IoServiceThreadPool::checkThreadId(std::thread::id id) {
- for (auto thread : threads_) {
+ for (const auto& thread : threads_) {
if (id == thread->get_id()) {
return (true);
}