Index: ELF/InputFiles.cpp
===================================================================
--- ELF/InputFiles.cpp
+++ ELF/InputFiles.cpp
@@ -70,6 +70,8 @@
 template <class ELFT>
 ELFFileBase<ELFT>::ELFFileBase(Kind K, MemoryBufferRef MB)
     : InputFile(K, MB), ELFObj(createELFObj<ELFT>(MB)) {
+  if (HasError)
+    return;
   EKind = getELFKind<ELFT>();
   EMachine = ELFObj.getHeader()->e_machine;
 }
Index: test/ELF/invalid/too-short.s
===================================================================
--- test/ELF/invalid/too-short.s
+++ test/ELF/invalid/too-short.s
@@ -0,0 +1,5 @@
+# REQUIRES: x86
+
+## too-short.elf file is a truncated ELF.
+# RUN: not ld.lld %S/Inputs/too-short.elf -o %t 2>&1 | FileCheck %s
+# CHECK: failed to read