From: Arnaud Giersch <arnaud.giersch@univ-fcomte.fr>
Date: Mon, 16 Apr 2018 08:29:49 +0000 (+0200)
Subject: Fix potential buffer overflow.
X-Git-Tag: v3.20~418^2~9
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/927aadad9506fd447e8c1fdb8d96151720143a84

Fix potential buffer overflow.
---

diff --git a/src/kernel/routing/TorusZone.cpp b/src/kernel/routing/TorusZone.cpp
index ed962bc9c4..bc212e478f 100644
--- a/src/kernel/routing/TorusZone.cpp
+++ b/src/kernel/routing/TorusZone.cpp
@@ -120,9 +120,9 @@ void TorusZone::get_local_route(NetPoint* src, NetPoint* dst, RouteCreationArgs*
    * Arrays that hold the coordinates of the current node andthe target; comparing the values at the i-th position of
    * both arrays, we can easily assess whether we need to route into this dimension or not.
    */
-  unsigned int myCoords[4];
+  unsigned int myCoords[dimensions_.size()];
   rankId_to_coords(src->id(), dimensions_, myCoords);
-  unsigned int targetCoords[4];
+  unsigned int targetCoords[dimensions_.size()];
   rankId_to_coords(dst->id(), dimensions_, targetCoords);
   /*
    * linkOffset describes the offset where the link we want to use is stored(+1 is added because each node has a link