From c39235f46e1e23b90a2bc6d6eec509c2c70f149f Mon Sep 17 00:00:00 2001
From: Yann Collet <yann.collet.73@gmail.com>
Date: Fri, 29 Aug 2014 16:38:26 +0100
Subject: fix : lz4frame : added default blockSizeID

---
 lz4frame.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lz4frame.c b/lz4frame.c
index 8af9c28..b3c36a5 100644
--- a/lz4frame.c
+++ b/lz4frame.c
@@ -141,6 +141,8 @@ typedef struct {size_t v;} _PACKED size_t_S;
 #define MB *(1<<20)
 #define GB *(1<<30)
 
+#define LZ4F_BLOCKSIZEID_DEFAULT 4
+
 
 /**************************************
    Structures and local types
@@ -159,6 +161,7 @@ static size_t LZ4F_getBlockSize(unsigned blockSizeID)
 {
 	static const size_t blockSizes[4] = { 64 KB, 256 KB, 1 MB, 4 MB };
 	
+	if (blockSizeID == 0) blockSizeID = LZ4F_BLOCKSIZEID_DEFAULT;
 	blockSizeID -= 4;
 	if (blockSizeID > 3) return ERROR_maxBlockSize_invalid;
 	return blockSizes[blockSizeID];
-- 
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