More linker cleanup.

Change-Id: I9fb3c7c0d4b4ffef0eeaf092d4e30ffe63a08671
diff --git a/linker/dlfcn.cpp b/linker/dlfcn.cpp
index 0603d40..0b38ec4 100644
--- a/linker/dlfcn.cpp
+++ b/linker/dlfcn.cpp
@@ -64,7 +64,7 @@
   ScopedPthreadMutexLocker locker(&gDlMutex);
   soinfo* result = do_dlopen(filename, flags);
   if (result == NULL) {
-    __bionic_format_dlerror("dlopen failed", linker_get_error());
+    __bionic_format_dlerror("dlopen failed", linker_get_error_buffer());
     return NULL;
   }
   return result;