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Compare the result of mmap() to MAP_FAILED, not NULL.

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Dag-Erling Smørgrav 2014-10-18 22:01:08 +00:00 committed by des
parent 3be915b8d7
commit 4a4726f9d6
1 changed files with 3 additions and 3 deletions
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6
t/t_malloc.c
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@ -123,7 +123,7 @@ t_malloc_null(void)
if (b->base == NULL) {
b->base = mmap(NULL, BUCKET_SIZE, PROT_NONE,
MAP_ANON | MAP_NOCORE | MAP_NOSYNC | MAP_SHARED, -1, 0);
if (b->base == NULL)
if (b->base == MAP_FAILED)
abort();
b->top = b->base + BUCKET_SIZE;
b->free = b->unused = b->base;
@ -145,7 +145,7 @@ t_malloc_mapped(size_t size)
size = ((size + 8191) >> 13) << 13;
m->base = mmap(NULL, size, PROT_READ | PROT_WRITE,
MAP_ANON | MAP_NOSYNC | MAP_SHARED, -1, 0);
if (m->base == NULL) {
if (m->base == MAP_FAILED) {
free(m);
errno = ENOMEM;
return (NULL);
@ -179,7 +179,7 @@ t_malloc_bucket(size_t size)
if (b->base == NULL) {
b->base = mmap(NULL, BUCKET_SIZE, PROT_READ | PROT_WRITE,
MAP_ANON | MAP_NOSYNC | MAP_SHARED, -1, 0);
if (b->base == NULL)
if (b->base == MAP_FAILED)
abort();
b->top = b->base + BUCKET_SIZE;
b->free = b->unused = b->base;