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From 834c4e7fe39f7053efdb126f9e1835e6b8e529f4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marco=20Trevisan=20=28Trevi=C3=B1o=29?= <mail@3v1n0.net>
Date: Thu, 26 Jul 2018 02:55:19 +0000
Subject: [PATCH 1/3] file-view: Always unset pending_selection after freeing
 it

When a file view was loaded with a pending selection, and not all the files were
seen yet, the private pending_selection list was properly free'd, but the pointer
was not cleared, causing a crash when `nautilus_files_view_set_selection` was
called again, as it was trying to deeply copy a list pointed by this invalid
reference.

So, removing the unneeded `pending_selection` temporary pointer from the main
function scope, as it only confuses, while use it (with an autolist) when we
need to pass the previous `priv->pending_selection` (stealing its ownership)
to set_selection again.

Eventually use a g_clear_pointer to free the list and nullify its priv reference

Fixes #295

(cherry picked from commit ae3382a281b018337a8032ef13663ec2d9c7fd6c)
---
 src/nautilus-files-view.c | 16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/src/nautilus-files-view.c b/src/nautilus-files-view.c
index 8784f63f8..36d791f80 100644
--- a/src/nautilus-files-view.c
+++ b/src/nautilus-files-view.c
@@ -3556,7 +3556,6 @@ done_loading (NautilusFilesView *view,
               gboolean           all_files_seen)
 {
     NautilusFilesViewPrivate *priv;
-    GList *pending_selection;
     GList *selection;
     gboolean do_reveal = FALSE;
 
@@ -3577,21 +3576,23 @@ done_loading (NautilusFilesView *view,
         nautilus_files_view_update_toolbar_menus (view);
         reset_update_interval (view);
 
-        pending_selection = priv->pending_selection;
         selection = nautilus_view_get_selection (NAUTILUS_VIEW (view));
 
         if (nautilus_view_is_searching (NAUTILUS_VIEW (view)) &&
-            all_files_seen && !selection && !pending_selection)
+            all_files_seen && selection == NULL && priv->pending_selection == NULL)
         {
             nautilus_files_view_select_first (view);
             do_reveal = TRUE;
         }
-        else if (pending_selection != NULL && all_files_seen)
+        else if (priv->pending_selection != NULL && all_files_seen)
         {
-            priv->pending_selection = NULL;
+            GList *pending_selection;
+            pending_selection = g_steal_pointer (&priv->pending_selection);
 
             nautilus_files_view_call_set_selection (view, pending_selection);
             do_reveal = TRUE;
+
+            nautilus_file_list_free (pending_selection);
         }
 
         if (selection)
@@ -3599,10 +3600,7 @@ done_loading (NautilusFilesView *view,
             g_list_free_full (selection, g_object_unref);
         }
 
-        if (pending_selection)
-        {
-            g_list_free_full (pending_selection, g_object_unref);
-        }
+        g_clear_pointer (&priv->pending_selection, nautilus_file_list_free);
 
         if (do_reveal)
         {
-- 
2.17.0