Fixed buffer overflow reported by Argiris Kirtzidis.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47517 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Bitcode/Reader/Deserialize.cpp b/lib/Bitcode/Reader/Deserialize.cpp
index 8455d0e630f5ec9eb425af13666824280f9106f2..113321fa26f28c1fe548c84cc3bc52caf0501673 100644 (file)
--- a/lib/Bitcode/Reader/Deserialize.cpp
+++ b/lib/Bitcode/Reader/Deserialize.cpp
@@ -324,7 +324,7 @@ char* Deserializer::ReadCStr(char* cstr, unsigned MaxLen, bool isNullTerm) {
     cstr[i] = (char) ReadInt();
   
   if (isNullTerm)
-    cstr[len+1] = '\0';
+    cstr[len] = '\0';
   
   return cstr;
 }