diff options
| -rw-r--r-- | mach-defpager/default_pager.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/mach-defpager/default_pager.c b/mach-defpager/default_pager.c index 5a83f437..5780322e 100644 --- a/mach-defpager/default_pager.c +++ b/mach-defpager/default_pager.c @@ -894,7 +894,8 @@ pager_extend(pager, new_size) old_size = pager->size; if (new_size <= atop(max_doubled_size)) { - i = old_size; + /* New size cannot be less than 1 */ + i = old_size ? old_size : 1; while (i < new_size) i <<= 1; new_size = i; @@ -1115,9 +1116,6 @@ pager_truncate(dpager_t pager, vm_size_t new_size) /* in pages */ } } - if (new_size == 0) - new_size = 1; - if (! INDIRECT_PAGEMAP(old_size)) { /* First deallocate pages in the truncated region. */ |