diff options
Diffstat (limited to 'libc/bionic/dlmalloc.c')
| -rw-r--r-- | libc/bionic/dlmalloc.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libc/bionic/dlmalloc.c b/libc/bionic/dlmalloc.c index 496cd1c8d..98ea9e93b 100644 --- a/libc/bionic/dlmalloc.c +++ b/libc/bionic/dlmalloc.c @@ -3332,7 +3332,7 @@ static void* mmap_alloc(mstate m, size_t nb) { chunk_plus_offset(p, psize)->head = FENCEPOST_HEAD; chunk_plus_offset(p, psize+SIZE_T_SIZE)->head = 0; - if (mm < m->least_addr) + if (m->least_addr == 0 || mm < m->least_addr) m->least_addr = mm; if ((m->footprint += mmsize) > m->max_footprint) m->max_footprint = m->footprint; @@ -3678,7 +3678,9 @@ static void* sys_alloc(mstate m, size_t nb) { m->max_footprint = m->footprint; if (!is_initialized(m)) { /* first-time initialization */ - m->seg.base = m->least_addr = tbase; + if (m->least_addr == 0 || tbase < m->least_addr) + m->least_addr = tbase; + m->seg.base = tbase; m->seg.size = tsize; m->seg.sflags = mmap_flag; m->magic = mparams.magic; |