From 6aa896adc6415bff61305c19c637ad1f5a01c4a6 Mon Sep 17 00:00:00 2001
From: Yann Collet <yann.collet.73@gmail.com>
Date: Tue, 16 Feb 2016 16:33:48 +0100
Subject: [PATCH] zstd cli : control maximum compression level

---
 programs/zstdcli.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/programs/zstdcli.c b/programs/zstdcli.c
index 5fe1869a..abe13013 100644
--- a/programs/zstdcli.c
+++ b/programs/zstdcli.c
@@ -241,6 +241,8 @@ int main(int argCount, const char** argv)
                         argument++;
                     }
                     dictCLevel = cLevel;
+                    if (dictCLevel > ZSTD_maxCLevel())
+                        return badusage(programName);
                     continue;
                 }