diff --git a/lib/private/files/storage/local.php b/lib/private/files/storage/local.php
index 63570d70cf..a8b420e978 100644
--- a/lib/private/files/storage/local.php
+++ b/lib/private/files/storage/local.php
@@ -208,22 +208,7 @@ if (\OC_Util::runningOnWindows()) {
 		}
 
 		public function fopen($path, $mode) {
-			if ($return = fopen($this->datadir . $path, $mode)) {
-				switch ($mode) {
-					case 'r':
-						break;
-					case 'r+':
-					case 'w+':
-					case 'x+':
-					case 'a+':
-						break;
-					case 'w':
-					case 'x':
-					case 'a':
-						break;
-				}
-			}
-			return $return;
+			return fopen($this->datadir . $path, $mode);
 		}
 
 		public function hash($type, $path, $raw = false) {
diff --git a/lib/private/files/storage/mappedlocal.php b/lib/private/files/storage/mappedlocal.php
index c4a8dc1961..0760d842ea 100644
--- a/lib/private/files/storage/mappedlocal.php
+++ b/lib/private/files/storage/mappedlocal.php
@@ -79,7 +79,7 @@ class MappedLocal extends \OC\Files\Storage\Common {
 
 		$logicalPath = $this->mapper->physicalToLogic($physicalPath);
 		$dh = opendir($physicalPath);
-		if(is_resource($dh)) {
+		if (is_resource($dh)) {
 			while (($file = readdir($dh)) !== false) {
 				if ($file === '.' or $file === '..') {
 					continue;
@@ -87,9 +87,9 @@ class MappedLocal extends \OC\Files\Storage\Common {
 
 				$logicalFilePath = $this->mapper->physicalToLogic($physicalPath . '/' . $file);
 
-				$file= $this->mapper->stripRootFolder($logicalFilePath, $logicalPath);
+				$file = $this->mapper->stripRootFolder($logicalFilePath, $logicalPath);
 				$file = $this->stripLeading($file);
-				$files[]= $file;
+				$files[] = $file;
 			}
 		}
 
@@ -245,28 +245,15 @@ class MappedLocal extends \OC\Files\Storage\Common {
 	}
 
 	public function fopen($path, $mode) {
-		if ($return = fopen($this->buildPath($path), $mode)) {
-			switch ($mode) {
-				case 'r':
-					break;
-				case 'r+':
-				case 'w+':
-				case 'x+':
-				case 'a+':
-					break;
-				case 'w':
-				case 'x':
-				case 'a':
-					break;
-			}
-		}
-		return $return;
+		return fopen($this->buildPath($path), $mode);
 	}
 
 	/**
 	 * @param string $dir
+	 * @param bool $isLogicPath
+	 * @return bool
 	 */
-	private function delTree($dir, $isLogicPath=true) {
+	private function delTree($dir, $isLogicPath = true) {
 		$dirRelative = $dir;
 		if ($isLogicPath) {
 			$dir = $this->buildPath($dir);
@@ -380,7 +367,7 @@ class MappedLocal extends \OC\Files\Storage\Common {
 	/**
 	 * @param string $path
 	 */
-	private function cleanMapper($path, $isLogicPath = true, $recursive=true) {
+	private function cleanMapper($path, $isLogicPath = true, $recursive = true) {
 		$fullPath = $path;
 		if ($isLogicPath) {
 			$fullPath = $this->datadir . $path;