From 14e68ea8f91deb15c0dc45b1fc234781a422db15 Mon Sep 17 00:00:00 2001
From: dolibarr95 <24292300+dolibarr95@users.noreply.github.com>
Date: Thu, 26 Apr 2018 16:42:08 +0200
Subject: [PATCH] Allow qty to be negative

---
 htdocs/fourn/class/fournisseur.commande.class.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/htdocs/fourn/class/fournisseur.commande.class.php b/htdocs/fourn/class/fournisseur.commande.class.php
index d2511d2125c..4cd851bc08e 100644
--- a/htdocs/fourn/class/fournisseur.commande.class.php
+++ b/htdocs/fourn/class/fournisseur.commande.class.php
@@ -1703,7 +1703,7 @@ class CommandeFournisseur extends CommonOrder
             $this->error='ErrorBadValueForParameterWarehouse';
             return -1;
         }
-        if ($qty <= 0)
+        if ($qty == 0)
         {
             $this->error='ErrorBadValueForParameterQty';
             return -1;