asan: uninit write _bfd_ecoff_write_object_contents

[Alan Modra]

	* ecoff.c (_bfd_ecoff_write_object_contents): zalloc reloc_buff.

diff --git a/bfd/ecoff.c b/bfd/ecoff.c
index d2081055835..511d88b5339 100644
--- a/bfd/ecoff.c
+++ b/bfd/ecoff.c
@@ -2632,7 +2632,7 @@ _bfd_ecoff_write_object_contents (bfd *abfd)
 	    continue;
 
 	  amt = current->reloc_count * external_reloc_size;
-	  reloc_buff = bfd_alloc (abfd, amt);
+	  reloc_buff = bfd_zalloc (abfd, amt);
 	  if (reloc_buff == NULL)
 	    goto error_return;
 

-- 
Alan Modra
Australia Development Lab, IBM