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-rw-r--r--ChangeLog6
-rw-r--r--NEWS4
-rw-r--r--malloc/malloc.c4
3 files changed, 10 insertions, 4 deletions
diff --git a/ChangeLog b/ChangeLog
index 3f6dd1ab44..a363552ca7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2010-10-24 Ulrich Drepper <drepper@redhat.com>
+
+ [BZ #12140]
+ * malloc/malloc.c (_int_free): Fill correct number of bytes when
+ perturbing.
+
2010-10-20 Michael B. Brutman <brutman@us.ibm.com>
* sysdeps/powerpc/dl-procinfo.c: Add support for ppca2 platform
diff --git a/NEWS b/NEWS
index 48efcbd52e..23f1e2df34 100644
--- a/NEWS
+++ b/NEWS
@@ -1,4 +1,4 @@
-GNU C Library NEWS -- history of user-visible changes. 2010-10-13
+GNU C Library NEWS -- history of user-visible changes. 2010-10-24
Copyright (C) 1992-2009, 2010 Free Software Foundation, Inc.
See the end for copying conditions.
@@ -11,7 +11,7 @@ Version 2.13
3268, 7066, 10851, 11611, 11640, 11701, 11840, 11856, 11883, 11903, 11904,
11968, 11979, 12005, 12037, 12067, 12077, 12078, 12092, 12093, 12107, 12108,
- 12113
+ 12113, 12140
* New Linux interfaces: prlimit, prlimit64, fanotify_init, fanotify_mark
diff --git a/malloc/malloc.c b/malloc/malloc.c
index 53ee1ccb87..f7770a394c 100644
--- a/malloc/malloc.c
+++ b/malloc/malloc.c
@@ -4850,7 +4850,7 @@ _int_free(mstate av, mchunkptr p)
}
if (__builtin_expect (perturb_byte, 0))
- free_perturb (chunk2mem(p), size - SIZE_SZ);
+ free_perturb (chunk2mem(p), size - 2 * SIZE_SZ);
set_fastchunks(av);
unsigned int idx = fastbin_index(size);
@@ -4954,7 +4954,7 @@ _int_free(mstate av, mchunkptr p)
}
if (__builtin_expect (perturb_byte, 0))
- free_perturb (chunk2mem(p), size - SIZE_SZ);
+ free_perturb (chunk2mem(p), size - 2 * SIZE_SZ);
/* consolidate backward */
if (!prev_inuse(p)) {