[gthumb] _g_file_info_update: ignore if src is null

[Paolo Bacchilega <paobac src gnome org>]

commit 59888963d85595ef6a5adec9ddbfe3a8fd83135c
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Fri Jun 30 15:27:01 2017 +0200

    _g_file_info_update: ignore if src is null

 gthumb/glib-utils.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/gthumb/glib-utils.c b/gthumb/glib-utils.c
index c149531..6c28295 100644
--- a/gthumb/glib-utils.c
+++ b/gthumb/glib-utils.c
@@ -2959,6 +2959,9 @@ _g_file_info_update (GFileInfo  *dest_info,
        char **attributes;
        int    i;
 
+       if (src_info == NULL)
+               return;
+
        attributes = g_file_info_list_attributes (src_info, NULL);
        for (i = 0; attributes[i] != NULL; i++) {
                GFileAttributeType   type;