readelf.c 'ext' may be used uninitialized

[Alan Modra]

	* readelf.c (display_lto_symtab): Init ext.

diff --git a/binutils/readelf.c b/binutils/readelf.c
index 5c69efcbcd7..e9935c010cf 100644
--- a/binutils/readelf.c
+++ b/binutils/readelf.c
@@ -13853,7 +13853,7 @@ display_lto_symtab (Filedata *           filedata,
     return false;
 
   /* Look for extended data for the symbol table.  */
-  Elf_Internal_Shdr * ext;
+  Elf_Internal_Shdr * ext = NULL;
   void * ext_data_orig = NULL;
   char * ext_data = NULL;
   char * ext_data_end = NULL;

-- 
Alan Modra
Australia Development Lab, IBM