From 25f0e297f941899a9a7964fb9269b9bd7597323c Mon Sep 17 00:00:00 2001
From: Dmitry Simonenko <pmwkaa@gmail.com>
Date: Wed, 20 Feb 2013 19:53:03 +0400
Subject: [PATCH] bugfix1124304: Memory leak when infinitely calling
index:count() https://bugs.launchpad.net/tarantool/+bug/1124304
---
src/box/box_lua.m | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/box/box_lua.m b/src/box/box_lua.m
index c4f87b36fb..312a1574ee 100644
--- a/src/box/box_lua.m
+++ b/src/box/box_lua.m
@@ -848,6 +848,7 @@ lbox_index_count(struct lua_State *L)
if (argc == 0)
luaL_error(L, "index.count(): one or more arguments expected");
/* preparing single or multi-part key */
+ size_t allocated_size = palloc_allocated(fiber->gc_pool);
void *key;
int key_part_count;
if (argc == 1 && lua_type(L, 2) == LUA_TUSERDATA) {
@@ -879,6 +880,9 @@ lbox_index_count(struct lua_State *L)
continue;
count++;
}
+ /* truncate memory used by key */
+ ptruncate(fiber->gc_pool, allocated_size);
+
/* returning subtree size */
lua_pushnumber(L, count);
return 1;
--
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