Remove a nullptr check in DWARF scanner

In scan_attributes, The DWARF scanner checks whether maybe_defer is
nullptr, but this can never happen.  This patch removes the check.

diff --git a/gdb/dwarf2/read.c b/gdb/dwarf2/read.c
index 33dfd52b362941d609ee94fdbe95b69da69e1a65..b5efcb3cc097e64722ae71491ee9139ba3049763 100644 (file)
--- a/gdb/dwarf2/read.c
+++ b/gdb/dwarf2/read.c
@@ -18217,7 +18217,6 @@ cooked_indexer::scan_attributes (dwarf2_per_cu_data *scanning_per_cu,
 
          if (new_reader->cu == reader->cu
              && new_info_ptr > watermark_ptr
-             && maybe_defer != nullptr
              && *parent_entry == nullptr)
            *maybe_defer = form_addr (origin_offset, origin_is_dwz);
          else if (*parent_entry == nullptr)