[tracker-miners/wip/carlosg/shuffle-libtracker-miner: 18/116] libtracker-miner: Use g_clear_pointer

[Carlos Garnacho <carlosg src gnome org>]

commit bcefb7007b8893e4a00c9065bfbb2e144890a0fb
Author: Carlos Garnacho <carlosg gnome org>
Date:   Mon Oct 9 23:18:46 2017 +0200

    libtracker-miner: Use g_clear_pointer
    
    Seems quite fit to manage priv->current_index_root.

 src/libtracker-miner/tracker-file-notifier.c | 28 ++++++----------------------
 1 file changed, 6 insertions(+), 22 deletions(-)
---
diff --git a/src/libtracker-miner/tracker-file-notifier.c b/src/libtracker-miner/tracker-file-notifier.c
index 4ab0e69a3..307921ddb 100644
--- a/src/libtracker-miner/tracker-file-notifier.c
+++ b/src/libtracker-miner/tracker-file-notifier.c
@@ -682,9 +682,7 @@ finish_current_directory (TrackerFileNotifier *notifier,
                        priv->current_index_root->files_ignored);
 
                if (!interrupted) {
-                       root_data_free (priv->current_index_root);
-                       priv->current_index_root = NULL;
-
+                       g_clear_pointer (&priv->current_index_root, root_data_free);
                        notifier_check_next_root (notifier);
                }
        }
@@ -730,11 +728,7 @@ file_notifier_current_root_check_remove_directory (TrackerFileNotifier *notifier
                tracker_crawler_stop (priv->crawler);
 
                if (!crawl_directory_in_current_root (notifier)) {
-                       if (priv->current_index_root) {
-                               root_data_free (priv->current_index_root);
-                               priv->current_index_root = NULL;
-                       }
-
+                       g_clear_pointer (&priv->current_index_root, root_data_free);
                        notifier_check_next_root (notifier);
                }
        }
@@ -961,8 +955,7 @@ crawl_directories_start (TrackerFileNotifier *notifier)
                                       directory, 0, 0, 0, 0);
                }
 
-               root_data_free (priv->current_index_root);
-               priv->current_index_root = NULL;
+               g_clear_pointer (&priv->current_index_root, root_data_free);
        }
 
        g_signal_emit (notifier, signals[FINISHED], 0);
@@ -1494,11 +1487,7 @@ indexing_tree_directory_removed (TrackerIndexingTree *indexing_tree,
                /* If the crawler was already stopped (eg. we're at the querying
                 * phase), the current index root won't be cleared.
                 */
-               if (priv->current_index_root) {
-                       root_data_free (priv->current_index_root);
-                       priv->current_index_root = NULL;
-               }
-
+               g_clear_pointer (&priv->current_index_root, root_data_free);
                notifier_check_next_root (notifier);
        }
 
@@ -1571,8 +1560,7 @@ tracker_file_notifier_finalize (GObject *object)
        g_object_unref (priv->file_system);
        g_clear_object (&priv->connection);
 
-       if (priv->current_index_root)
-               root_data_free (priv->current_index_root);
+       g_clear_pointer (&priv->current_index_root, root_data_free);
 
        g_list_foreach (priv->pending_index_roots, (GFunc) root_data_free, NULL);
        g_list_free (priv->pending_index_roots);
@@ -1892,11 +1880,7 @@ tracker_file_notifier_stop (TrackerFileNotifier *notifier)
        if (!priv->stopped) {
                tracker_crawler_stop (priv->crawler);
 
-               if (priv->current_index_root) {
-                       root_data_free (priv->current_index_root);
-                       priv->current_index_root = NULL;
-               }
-
+               g_clear_pointer (&priv->current_index_root, root_data_free);
                g_cancellable_cancel (priv->cancellable);
                priv->stopped = TRUE;
        }