Got several compilation warnings when compiling file-roller from git master:

  CC       dlg-ask-password.o
dlg-ask-password.c: In function ‘dlg_ask_password__common’:
dlg-ask-password.c:135:5: warning: ‘old_password’ may be used uninitialized in this function [-Wmaybe-uninitialized]
  if (old_password != NULL) {
     ^
dlg-ask-password.c:129:11: warning: ‘file’ may be used uninitialized in this function [-Wmaybe-uninitialized]
  filename = _g_file_get_display_basename (file);
           ^
  CC       fr-command-ace.o
fr-command-ace.c: In function ‘process_line’:
fr-command-ace.c:135:20: warning: ‘field_name’ may be used uninitialized in this function [-Wmaybe-uninitialized]
  if (field_name[0] != '/') {
                    ^
fr-command-ace.c:122:40: warning: ‘fields’ may be used uninitialized in this function [-Wmaybe-uninitialized]
  if ((fields == NULL) || (fields[0] == NULL) || (g_strv_length (fields) < 5))
                                        ^
  CCLD     file-roller

Attaching patches now.