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use SLAB_CANARY for conditional checks

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This commit is contained in:
Daniel Micay 2022-01-03 02:17:04 -05:00
parent 7d6663ed80
commit 3696f071a4
2 changed files with 2 additions and 6 deletions
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4
h_malloc.c
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@ -673,7 +673,7 @@ static inline void deallocate_small(void *p, const size_t *expected_size) {
}
if (!is_zero_size) {
if (canary_size) {
if (SLAB_CANARY) {
u64 canary_value;
memcpy(&canary_value, (char *)p + size - canary_size, canary_size);
if (unlikely(canary_value != metadata->canary_value)) {
@ -1589,7 +1589,7 @@ static inline void memory_corruption_check_small(const void *p) {
fatal_error("invalid malloc_usable_size");
}
if (!is_zero_size && canary_size) {
if (!is_zero_size && SLAB_CANARY) {
u64 canary_value;
memcpy(&canary_value, (const char *)p + size - canary_size, canary_size);
if (unlikely(canary_value != metadata->canary_value)) {