utils: Fix type of performCallback
diff --git a/src/sdeventplus/internal/utils.hpp b/src/sdeventplus/internal/utils.hpp
index 17e8cee..47a019b 100644
--- a/src/sdeventplus/internal/utils.hpp
+++ b/src/sdeventplus/internal/utils.hpp
@@ -19,7 +19,7 @@
 
 // Helpers for sd_event callbacks to handle exceptions gracefully
 template <typename Func, typename... Args>
-static int performCallback(const char* name, Func func, Args... args)
+inline int performCallback(const char* name, Func func, Args... args)
 {
     try
     {