diff options
| -rw-r--r-- | lib/alloc/arena_alloc.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/alloc/arena_alloc.c b/lib/alloc/arena_alloc.c index eceb5b9..814b0bb 100644 --- a/lib/alloc/arena_alloc.c +++ b/lib/alloc/arena_alloc.c @@ -31,7 +31,9 @@ mkregion(size_t cap) MAP_PRIVATE | MAP_ANONYMOUS, -1, 0), }; if (r->data == MAP_FAILED) { + int save = errno; free(r); + errno = save; return nullptr; } return r; |