Fix polling file system watcher addPaths

Fixes QFileSystemWatcher::addPath() auto test when polling file system
watcher is in use: adding the same path twice should fail.

Change-Id: I2a0df3ffa587fa90fae744858f4471d667443e6f
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@digia.com>
Reviewed-by: Robin Burchell <robin+qt@viroteck.net>
Reviewed-by: Fabian Bumberger <fbumberger@rim.com>

1 files changed, 6 insertions, 4 deletions

diff --git a/src/corelib/io/qfilesystemwatcher_polling.cpp b/src/corelib/io/qfilesystemwatcher_polling.cpp
index 689f05bb1b..401f95ae82 100644
--- a/src/corelib/io/qfilesystemwatcher_polling.cpp
+++ b/src/corelib/io/qfilesystemwatcher_polling.cpp
@@ -65,14 +65,16 @@ QStringList QPollingFileSystemWatcherEngine::addPaths(const QStringList &paths,
         if (!fi.exists())
             continue;
         if (fi.isDir()) {
-            if (!directories->contains(path))
-                directories->append(path);
+            if (directories->contains(path))
+                continue;
+            directories->append(path);
             if (!path.endsWith(QLatin1Char('/')))
                 fi = QFileInfo(path + QLatin1Char('/'));
             this->directories.insert(path, fi);
         } else {
-            if (!files->contains(path))
-                files->append(path);
+            if (files->contains(path))
+                continue;
+            files->append(path);
             this->files.insert(path, fi);
         }
         it.remove();