Index: modules/smb-method.c
===================================================================
--- modules/smb-method.c	(revisión: 5468)
+++ modules/smb-method.c	(copia de trabajo)
@@ -1871,7 +1871,7 @@ do_get_file_info (GnomeVFSMethod *method
 		} else if (options & GNOME_VFS_FILE_INFO_FORCE_SLOW_MIME_TYPE) {
 			mime_type = gnome_vfs_get_mime_type_common (uri);
 		} else {
-			mime_type = gnome_vfs_mime_type_from_name_or_default (file_info->name, NULL);
+			mime_type = gnome_vfs_mime_type_from_name_or_default (file_info->name, GNOME_VFS_MIME_TYPE_UNKNOWN);
 		}
 		file_info->valid_fields |= GNOME_VFS_FILE_INFO_FIELDS_MIME_TYPE;
 		file_info->mime_type = g_strdup (mime_type);
