diff options
Diffstat (limited to 'executor/executor_darwin.h')
| -rw-r--r-- | executor/executor_darwin.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/executor/executor_darwin.h b/executor/executor_darwin.h index bb7956c20..d555eeb02 100644 --- a/executor/executor_darwin.h +++ b/executor/executor_darwin.h @@ -73,7 +73,7 @@ static void cover_open(cover_t* cov, bool extra) static void cover_mmap(cover_t* cov) { - if (cov->data != NULL) + if (cov->mmap_alloc_ptr != NULL) fail("cover_mmap invoked on an already mmapped cover_t object"); uintptr_t mmap_ptr = 0; if (ksancov_map(cov->fd, &mmap_ptr, &cov->mmap_alloc_size)) @@ -84,6 +84,7 @@ static void cover_mmap(cover_t* cov) if (cov->mmap_alloc_size > kCoverSize) fail("mmap allocation size larger than anticipated"); + cov->mmap_alloc_ptr = (char*)mmap_ptr; cov->data = (char*)mmap_ptr; cov->data_end = cov->data + cov->mmap_alloc_size; } |