Fix undefined variable $tmpRoot

Refactoring of webroot detection left an unused variable.

Fixes: #6415
Signed-off-by: Axel Helmert <info@luka.de>

1 files changed, 5 insertions, 5 deletions

diff --git a/lib/private/Template/CSSResourceLocator.php b/lib/private/Template/CSSResourceLocator.php
index 1b4050e4ae0..e4b6890529e 100644
--- a/lib/private/Template/CSSResourceLocator.php
+++ b/lib/private/Template/CSSResourceLocator.php
@@ -128,14 +128,14 @@ class CSSResourceLocator extends ResourceLocator {
 						'webRoot' => $webRoot,
 						'throw' => $throw ? 'true' : 'false'
 					]);
-				}
-			}
 
-			if ($throw && $tmpRoot === '/') {
-				throw new ResourceNotFoundException($file, $webRoot);
+					if ($throw) {
+						throw new ResourceNotFoundException($file, $webRoot);
+					}
+				}
 			}
 
-			$this->resources[] = array($tmpRoot, $webRoot, $file);
+			$this->resources[] = array($webRoot? : '/', $webRoot, $file);
 		}
 	}
 }