From: Alessandro Puccetti <alessandro@kinvolk.io>
Date: Mon, 6 Jun 2016 10:38:23 +0000 (+0200)
Subject: cgtop: fix ret pointer usage (#3443)
X-Git-Tag: v231~216
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0738b927a1ec80549e92bc70ded6959b4c6a8c57;p=platform%2Fupstream%2Fsystemd.git

cgtop: fix ret pointer usage (#3443)
---

diff --git a/src/cgtop/cgtop.c b/src/cgtop/cgtop.c
index b4a982c..6bd2288 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;
         }