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Posted to commits@zookeeper.apache.org by mi...@apache.org on 2012/06/25 20:07:57 UTC
svn commit: r1353689 - in /zookeeper/branches/branch-3.3: CHANGES.txt
src/c/src/zk_hashtable.c
Author: michim
Date: Mon Jun 25 18:07:56 2012
New Revision: 1353689
URL: http://svn.apache.org/viewvc?rev=1353689&view=rev
Log:
ZOOKEEPER-1163. Memory leak in zk_hashtable.c:do_insert_watcher_object() (Anupam Chanda via michim)
Modified:
zookeeper/branches/branch-3.3/CHANGES.txt
zookeeper/branches/branch-3.3/src/c/src/zk_hashtable.c
Modified: zookeeper/branches/branch-3.3/CHANGES.txt
URL: http://svn.apache.org/viewvc/zookeeper/branches/branch-3.3/CHANGES.txt?rev=1353689&r1=1353688&r2=1353689&view=diff
==============================================================================
--- zookeeper/branches/branch-3.3/CHANGES.txt (original)
+++ zookeeper/branches/branch-3.3/CHANGES.txt Mon Jun 25 18:07:56 2012
@@ -22,6 +22,9 @@ BUGFIXES:
ZOOKEEPER-1431. zkpython async calls leak memory (Kapil Thangavelu and Andre Cruz via henryr)
+ ZOOKEEPER-1163. Memory leak in zk_hashtable.c:do_insert_watcher_object()
+ (Anupam Chanda via michim)
+
Release 3.3.5 - 2012-03-18
Backward compatible changes:
Modified: zookeeper/branches/branch-3.3/src/c/src/zk_hashtable.c
URL: http://svn.apache.org/viewvc/zookeeper/branches/branch-3.3/src/c/src/zk_hashtable.c?rev=1353689&r1=1353688&r2=1353689&view=diff
==============================================================================
--- zookeeper/branches/branch-3.3/src/c/src/zk_hashtable.c (original)
+++ zookeeper/branches/branch-3.3/src/c/src/zk_hashtable.c Mon Jun 25 18:07:56 2012
@@ -189,8 +189,12 @@ static int do_insert_watcher_object(zk_h
res=hashtable_insert(ht->ht,strdup(path),create_watcher_object_list(wo));
assert(res);
}else{
- /* path already exists; check if the watcher already exists */
- res = add_to_list(&wl, wo, 1);
+ /*
+ * Path already exists; check if the watcher already exists.
+ * Don't clone the watcher since it's allocated on the heap --- avoids
+ * a memory leak and saves a clone operation (calloc + copy).
+ */
+ res = add_to_list(&wl, wo, 0);
}
return res;
}