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| author | Justus Winter <justus@gnupg.org> | 2016-10-21 17:23:06 +0200 |
|---|---|---|
| committer | Justus Winter <justus@gnupg.org> | 2016-10-21 17:59:18 +0200 |
| commit | 260d0254d3dd8b2cb0b062a255f1c4201566b5a8 (patch) | |
| tree | 7f3938e2d64be26e9b86badc08571d7ea2b826bd /vm | |
| parent | 834a883acdbdfa3fc93a9b635d20f4d636a1be41 (diff) | |
| download | gnumach-260d0254d3dd8b2cb0b062a255f1c4201566b5a8.tar.gz gnumach-260d0254d3dd8b2cb0b062a255f1c4201566b5a8.tar.bz2 gnumach-260d0254d3dd8b2cb0b062a255f1c4201566b5a8.zip | |
Gracefully handle pmap allocation failures.
* kern/task.c (task_create): Gracefully handle pmap allocation
failures.
* vm/vm_map.c (vm_map_fork): Likewise.
Diffstat (limited to 'vm')
| -rw-r--r-- | vm/vm_map.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/vm/vm_map.c b/vm/vm_map.c index 249d18a4..b8a3ade7 100644 --- a/vm/vm_map.c +++ b/vm/vm_map.c @@ -4127,6 +4127,9 @@ vm_map_t vm_map_fork(vm_map_t old_map) vm_size_t entry_size; vm_object_t object; + if (new_pmap == PMAP_NULL) + return VM_MAP_NULL; + vm_map_lock(old_map); new_map = vm_map_create(new_pmap, |