From 197fb8504c51df4fdf0e7837b11d1aed2872e2da Mon Sep 17 00:00:00 2001
From: Dimitri Staessens <dimitri.staessens@ugent.be>
Date: Wed, 15 Nov 2017 11:27:53 +0100
Subject: ipcpd: Reset *dist on graph_routing_table fail

The *dist pointer was not reset on failure, causing the caller to try
to free an unmalloced or already freed pointer.

Reported-by: Nick Aerts <nick.aerts@ugent.be>
Tested-by: Nick Aerts <nick.aerts@ugent.be>
Signed-off-by: Dimitri Staessens <dimitri.staessens@ugent.be>
Signed-off-by: Sander Vrijders <sander.vrijders@ugent.be>
---
 src/ipcpd/normal/pol/graph.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src')

diff --git a/src/ipcpd/normal/pol/graph.c b/src/ipcpd/normal/pol/graph.c
index eade23e0..a0af19f9 100644
--- a/src/ipcpd/normal/pol/graph.c
+++ b/src/ipcpd/normal/pol/graph.c
@@ -537,6 +537,7 @@ static int graph_routing_table_simple(struct graph *     graph,
         free_routing_table(table);
         free(nhops);
  fail_vertices:
+        *dist = NULL;
         return -1;
 }
 
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