type: resolve undefined variable $c and $raw notices

Reported-by: Philipp Hellmich <Philipp.Hellmich@Bertelsmann.de>

3 files changed, 3 insertions, 3 deletions

diff --git a/type/Default.class.php b/type/Default.class.php
index 13e45c9..26189c7 100644
--- a/type/Default.class.php
+++ b/type/Default.class.php
@@ -35,6 +35,7 @@ class Type_Default {
         }
 
         function rainbow_colors() {
+                $c = 0;
                 $sources = count($this->rrd_get_sources());
                 foreach ($this->rrd_get_sources() as $ds) {
                         # hue (saturnation=1, value=1)
diff --git a/type/GenericIO.class.php b/type/GenericIO.class.php
index bbbbea7..42314fd 100644
--- a/type/GenericIO.class.php
+++ b/type/GenericIO.class.php
@@ -9,6 +9,7 @@ class Type_GenericIO extends Type_Default {
 
                 $sources = $this->rrd_get_sources();
 
+                $raw = null;
                 if ($this->scale)
                         $raw = '_raw';
                 $i=0;
diff --git a/type/GenericStacked.class.php b/type/GenericStacked.class.php
index a0ae4c5..7c65ddd 100644
--- a/type/GenericStacked.class.php
+++ b/type/GenericStacked.class.php
@@ -9,11 +9,9 @@ class Type_GenericStacked extends Type_Default {
 
                 $sources = $this->rrd_get_sources();
 
+                $raw = null;
                 if ($this->scale)
                         $raw = '_raw';
-                else
-                        $raw = null;
-
                 $i=0;
                 foreach ($this->tinstances as $tinstance) {
                         foreach ($this->data_sources as $ds) {