From: Costa Tsaousis (ktsaou) <costa@tsaousis.gr>
Date: Sun, 19 Mar 2017 09:54:20 +0000 (+0200)
Subject: coverity: 164803 Resource leak in ARL (impossible case)
X-Git-Tag: v1.6.0~3^2
X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5e3e00812270a051968e8a750e2ba9c92bae1a74;p=netdata.git

coverity: 164803 Resource leak in ARL (impossible case)
---

diff --git a/src/adaptive_resortable_list.c b/src/adaptive_resortable_list.c
index 7ae8ba14..f74c53ea 100644
--- a/src/adaptive_resortable_list.c
+++ b/src/adaptive_resortable_list.c
@@ -233,9 +233,14 @@ int arl_find_or_create_and_relink(ARL_BASE *base, const char *s, const char *val
         if(base->head == base->next_keyword)
             base->head = e;
     }
-    else
+    else {
         e->prev = NULL;
 
+        if(!base->head)
+            base->head = e;
+    }
+
+    // prepare the next iteration
     base->next_keyword = e->next;
     if(unlikely(!base->next_keyword))
         base->next_keyword = base->head;