diff --git a/src/basic/fd-util.h b/src/basic/fd-util.h
index 6a1143b4f3..183266513a 100644
--- a/src/basic/fd-util.h
+++ b/src/basic/fd-util.h
@@ -52,6 +52,11 @@ static inline void fclosep(FILE **f) {
         safe_fclose(*f);
 }
 
+static inline void* close_fd_ptr(void *p) {
+        safe_close(PTR_TO_FD(p));
+        return NULL;
+}
+
 DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(FILE*, pclose, NULL);
 DEFINE_TRIVIAL_CLEANUP_FUNC_FULL(DIR*, closedir, NULL);
 
diff --git a/src/network/netdev/tuntap.c b/src/network/netdev/tuntap.c
index 9e909d1abc..97b4b928e7 100644
--- a/src/network/netdev/tuntap.c
+++ b/src/network/netdev/tuntap.c
@@ -33,11 +33,6 @@ static TunTap* TUNTAP(NetDev *netdev) {
         }
 }
 
-static void *close_fd_ptr(void *p) {
-        safe_close(PTR_TO_FD(p));
-        return NULL;
-}
-
 DEFINE_PRIVATE_HASH_OPS_FULL(named_fd_hash_ops, char, string_hash_func, string_compare_func, free, void, close_fd_ptr);
 
 int manager_add_tuntap_fd(Manager *m, int fd, const char *name) {