Clean-up: use const reference where possible

[lttng-tools.git] / src / common / uuid.cpp

diff --git a/src/common/uuid.cpp b/src/common/uuid.cpp
index ddf0fb509c9fe45fab7067820b1032e657c4e3a3..8aa42a4e6fc4b579d55f84d4bcceca43f70a4ef0 100644 (file)
--- a/src/common/uuid.cpp
+++ b/src/common/uuid.cpp
@@ -83,7 +83,7 @@ int lttng_uuid_generate(lttng_uuid& uuid_out)
        if (!lttng_uuid_is_init) {
                try {
                        srand(lttng::random::produce_best_effort_random_seed());
-               } catch (std::exception& e) {
+               } catch (const std::exception& e) {
                        ERR("Failed to initialize random seed during generation of UUID: %s",
                            e.what());
                        ret = -1;