From d847d66e9923386c309e293d57167f68dbae0523 Mon Sep 17 00:00:00 2001
From: Isaac Connor <iconnor@pseudo.connortechnology.com>
Date: Tue, 26 Apr 2016 14:40:40 -0400
Subject: [PATCH 1/2] handle disk_free_space error

---
 web/includes/functions.php | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/web/includes/functions.php b/web/includes/functions.php
index ed9850ca3..15db5511a 100644
--- a/web/includes/functions.php
+++ b/web/includes/functions.php
@@ -1676,7 +1676,12 @@ function getDiskPercent()
         Error("disk_total_space returned false for " . ZM_DIR_EVENTS );
         return 0;
     }
-    $space = round(($total - disk_free_space(ZM_DIR_EVENTS)) / $total * 100);
+    $free = disk_free_space(ZM_DIR_EVENTS);
+    if ( ! $free ) {
+        Error("disk_free_space returned false for " . ZM_DIR_EVENTS );
+        return 0;
+    }
+    $space = round(($total - $free) / $total * 100);
     return( $space );
 }
 

From 5e20831030c11656cd42489f12fe5d92d1fc14fa Mon Sep 17 00:00:00 2001
From: Isaac Connor <iconnor@pseudo.connortechnology.com>
Date: Thu, 28 Apr 2016 09:29:40 -0400
Subject: [PATCH 2/2] Don't return of disk_free_space returns false, just log
 it.

---
 web/includes/functions.php | 1 -
 1 file changed, 1 deletion(-)

diff --git a/web/includes/functions.php b/web/includes/functions.php
index 15db5511a..9a8264548 100644
--- a/web/includes/functions.php
+++ b/web/includes/functions.php
@@ -1679,7 +1679,6 @@ function getDiskPercent()
     $free = disk_free_space(ZM_DIR_EVENTS);
     if ( ! $free ) {
         Error("disk_free_space returned false for " . ZM_DIR_EVENTS );
-        return 0;
     }
     $space = round(($total - $free) / $total * 100);
     return( $space );