From 0738b927a1ec80549e92bc70ded6959b4c6a8c57 Mon Sep 17 00:00:00 2001
From: Alessandro Puccetti <alessandro@kinvolk.io>
Date: Mon, 6 Jun 2016 12:38:23 +0200
Subject: cgtop: fix ret pointer usage (#3443)

---
 src/cgtop/cgtop.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/cgtop/cgtop.c b/src/cgtop/cgtop.c
index b4a982ce38..6bd2288897 100644
--- a/src/cgtop/cgtop.c
+++ b/src/cgtop/cgtop.c
@@ -868,13 +868,15 @@ 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) {
-                *ret = strdup(arg_root);
-                if (!*ret)
+                aux = strdup(arg_root);
+                if (!aux)
                         return log_oom();
+                *ret = aux;
                 return 0;
         }
 
-- 
cgit v1.2.3-54-g00ecf