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| author | Ulrich Drepper <drepper@redhat.com> | 2010-10-24 22:37:00 -0400 |
|---|---|---|
| committer | Andreas Schwab <schwab@redhat.com> | 2010-12-01 15:35:16 +0100 |
| commit | e939403de10e923627043a795051b63ad46e5168 (patch) | |
| tree | c192a499f6863834df698640db74088f60413a61 /malloc | |
| parent | e389efdffdcafae116ce8155276d97469e759891 (diff) | |
| download | glibc-e939403de10e923627043a795051b63ad46e5168.tar.xz glibc-e939403de10e923627043a795051b63ad46e5168.zip | |
Fix perturbing in malloc on free.
(cherry picked from commit fdc0f374bcd2d0513569aa8d600f960e43e8af1d)
Diffstat (limited to 'malloc')
| -rw-r--r-- | malloc/malloc.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/malloc/malloc.c b/malloc/malloc.c index 9594be4cbd..b492c0a3fd 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)) { |