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From e7046d564a6f76c1af8f5640ac9c569e07284ec0 Mon Sep 17 00:00:00 2001
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From: Bastien Nocera <hadess@hadess.net>
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Date: Fri, 18 Sep 2020 12:06:45 +0200
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Subject: [PATCH] Fix infinite loop if thumbnailer is not available
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The code in cheese_thumb_view_idle_append_item() in
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src/thumbview/cheese-thumb-view.c didn't pop the list of items to
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thumbnail if thumbnailing failed.
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#0 0x00007f4a60e55314 in open64 () at /lib64/libc.so.6
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#1 0x00007f4a60de6386 in _IO_file_open () at /lib64/libc.so.6
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#2 0x00007f4a60de655a in __GI__IO_file_fopen () at /lib64/libc.so.6
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#3 0x00007f4a60dd9aad in __fopen_internal () at /lib64/libc.so.6
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#4 0x00007f4a6157a43f in gdk_pixbuf_new_from_file () at /lib64/libgdk_pixbuf-2.0.so.0
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#5 0x00007f4a61e84b3a in gnome_desktop_thumbnail_factory_lookup () at /lib64/libgnome-desktop-3.so.19
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#6 0x000055cef476046f in cheese_thumb_view_idle_append_item ()
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#7 0x00007f4a6124f47b in g_idle_dispatch () at /lib64/libglib-2.0.so.0
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#8 0x00007f4a612537af in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
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#9 0x00007f4a61253b38 in g_main_context_iterate.constprop () at /lib64/libglib-2.0.so.0
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#10 0x00007f4a61253c03 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
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#11 0x00007f4a6146a7ca in g_application_run () at /lib64/libgio-2.0.so.0
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#12 0x000055cef4758547 in _vala_main ()
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#13 0x00007f4a60d8a042 in __libc_start_main () at /lib64/libc.so.6
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#14 0x000055cef47554be in _start ()
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#0 0x00007f4a60ec562d in __strlen_avx2 () at /lib64/libc.so.6
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#1 0x00007f4a61275de8 in g_str_has_suffix () at /lib64/libglib-2.0.so.0
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#2 0x00007f4a618c0072 in icon_name_is_symbolic () at /lib64/libgtk-3.so.0
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#3 0x00007f4a618c00b1 in theme_dir_get_icon_suffix () at /lib64/libgtk-3.so.0
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#4 0x00007f4a618c32ed in theme_lookup_icon () at /lib64/libgtk-3.so.0
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#5 0x00007f4a618c3adf in real_choose_icon () at /lib64/libgtk-3.so.0
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#6 0x00007f4a618c4762 in gtk_icon_theme_lookup_icon_for_scale () at /lib64/libgtk-3.so.0
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#7 0x00007f4a618c5105 in gtk_icon_theme_load_icon_for_scale () at /lib64/libgtk-3.so.0
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#8 0x000055cef47605c9 in cheese_thumb_view_idle_append_item ()
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#9 0x00007f4a6124f47b in g_idle_dispatch () at /lib64/libglib-2.0.so.0
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#10 0x00007f4a612537af in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
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#11 0x00007f4a61253b38 in g_main_context_iterate.constprop () at /lib64/libglib-2.0.so.0
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#12 0x00007f4a61253c03 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
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#13 0x00007f4a6146a7d8 in g_application_run () at /lib64/libgio-2.0.so.0
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#14 0x000055cef4758547 in _vala_main ()
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#15 0x00007f4a60d8a042 in __libc_start_main () at /lib64/libc.so.6
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#16 0x000055cef47554be in _start ()
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Closes: #81
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---
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src/thumbview/cheese-thumb-view.c | 5 +++--
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1 file changed, 3 insertions(+), 2 deletions(-)
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diff --git a/src/thumbview/cheese-thumb-view.c b/src/thumbview/cheese-thumb-view.c
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index 1d2d88f5..232fd4b6 100644
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--- a/src/thumbview/cheese-thumb-view.c
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+++ b/src/thumbview/cheese-thumb-view.c
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@@ -92,7 +92,7 @@ GtkWidget * cheese_thumb_view_new (void);
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static gboolean
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cheese_thumb_view_idle_append_item (gpointer data)
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{
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- CheeseThumbViewIdleData *item = g_queue_peek_head (data);
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+ CheeseThumbViewIdleData *item = g_queue_pop_head (data);
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CheeseThumbView *thumb_view;
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CheeseThumbViewPrivate *priv;
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@@ -119,6 +119,7 @@ cheese_thumb_view_idle_append_item (gpointer data)
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if (!info)
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{
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g_warning ("Invalid filename\n");
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+ g_slice_free (CheeseThumbViewIdleData, item);
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return TRUE;
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}
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g_file_info_get_modification_time (info, &mtime);
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@@ -167,6 +168,7 @@ cheese_thumb_view_idle_append_item (gpointer data)
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if (error)
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{
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g_warning ("%s", error->message);
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+ g_slice_free (CheeseThumbViewIdleData, item);
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return TRUE;
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}
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}
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@@ -183,7 +185,6 @@ cheese_thumb_view_idle_append_item (gpointer data)
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g_object_unref (pixbuf);
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g_object_unref (file);
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g_slice_free (CheeseThumbViewIdleData, item);
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- g_queue_pop_head (data);
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return TRUE;
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}
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--
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2.28.0
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