Check if a bfd is NULL before accessing its flags field.

2011-01-05  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/12364
	* plugin.c (get_symbols): Check if owner_sec->owner is NULL
	before accessing its flags field.

ld/ChangeLog

@@ -1,3 +1,9 @@
+2011-01-05  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR ld/12364
+	* plugin.c (get_symbols): Check if owner_sec->owner is NULL
+	before accessing its flags field.
+
 2011-01-01  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* ldver.c (ldversion): Update copyright to 2011.

ld/plugin.c

@@ -511,7 +511,8 @@ get_symbols (const void *handle, int nsyms, struct ld_plugin_symbol *syms)
 				  : LDPR_PREVAILING_DEF);
 	  else if (is_ir_dummy_bfd (owner_sec->owner))
 	    syms[n].resolution = LDPR_RESOLVED_IR;
-	  else if (owner_sec->owner->flags & DYNAMIC)
+	  else if (owner_sec->owner != NULL
+		   && (owner_sec->owner->flags & DYNAMIC) != 0)
 	    syms[n].resolution =  LDPR_RESOLVED_DYN;
 	  else
 	    syms[n].resolution = LDPR_RESOLVED_EXEC;