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authorNick Mathewson <nickm@torproject.org>2009-05-17 01:55:02 -0400
committerNick Mathewson <nickm@torproject.org>2009-05-17 01:55:02 -0400
commit11b9c839f0c04c943a1e5f587dafb704e068b1aa (patch)
treef420e4116bf5ed5055949b9b2af9dc257c24b3ad
parentc28d25e7a4fb9e00510d81ab38d9813b61a87ef5 (diff)
downloadtor-11b9c839f0c04c943a1e5f587dafb704e068b1aa.tar.gz
tor-11b9c839f0c04c943a1e5f587dafb704e068b1aa.zip
Stop using malloc_usable_size(): valgrind hates it.
-rw-r--r--ChangeLog3
-rw-r--r--src/common/util.c4
2 files changed, 6 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index b7a4db1404..05d5719465 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -18,6 +18,9 @@ Changes in version 0.2.1.15??? - ????-??-??
memory right up to the end of a memarea, then realigned the
memory one step beyond the end. Fixes a possible cause of bug
930.
+ - Stop using malloc_usable_size() to use more area than we had
+ actually allocated: it was safe, but made valgrind really
+ unhappy. Bugfix on 0.2.0.x.
Changes in version 0.2.1.14-rc - 2009-04-12
diff --git a/src/common/util.c b/src/common/util.c
index d153df8cf1..13c55b2888 100644
--- a/src/common/util.c
+++ b/src/common/util.c
@@ -258,7 +258,9 @@ _tor_malloc_roundup(size_t *sizep DMALLOC_PARAMS)
#ifdef HAVE_MALLOC_GOOD_SIZE
*sizep = malloc_good_size(*sizep);
return _tor_malloc(*sizep DMALLOC_FN_ARGS);
-#elif defined(HAVE_MALLOC_USABLE_SIZE) && !defined(USE_DMALLOC)
+#elif 0 && defined(HAVE_MALLOC_USABLE_SIZE) && !defined(USE_DMALLOC)
+ /* Never use malloc_usable_size(); it makes valgrind really unhappy,
+ * and doesn't win much in terms of usable space where it exists. */
void *result = _tor_malloc(*sizep DMALLOC_FN_ARGS);
*sizep = malloc_usable_size(result);
return result;