From e2374c2bc74fa36db1a04c02e8014db0c62572af Mon Sep 17 00:00:00 2001
From: metahys <HYSquall@Gmail.com>
Date: Sun, 15 Apr 2018 10:15:11 +0800
Subject: [PATCH] Update hash.cpp

[bug fixes] when there is no space to insert, find() should  return -1
---
 hash.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/hash.cpp b/hash.cpp
index 4873eab..d35148f 100644
--- a/hash.cpp
+++ b/hash.cpp
@@ -18,9 +18,10 @@ static int find(size_t address, size_t* found_pos) {
         }
         pos = step_forward(pos);
 		if (pos == check_pos) {
-			break;
+			return -1;
 		}
     }
+	
     DEBUG_PRINT("find address:%lu pos:%lu, is found:%d\n", address, pos, found);
 	*found_pos = pos;
     return found;