cgtop: minimize aux variable scope

diff --git a/src/cgtop/cgtop.c b/src/cgtop/cgtop.c
index 6bd22888970245fc96a164a7a91f5a38a576309b..c67b328b3882176f1781d8301a453192b9aace54 100644 (file)
--- a/src/cgtop/cgtop.c
+++ b/src/cgtop/cgtop.c
@@ -868,14 +868,16 @@ static int get_cgroup_root(char **ret) {
         _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
         _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
         _cleanup_free_ char *unit = NULL, *path = NULL;
-        char *aux;
         const char *m;
         int r;
 
         if (arg_root) {
+                char *aux;
+
                 aux = strdup(arg_root);
                 if (!aux)
                         return log_oom();
+
                 *ret = aux;
                 return 0;
         }