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clarify return codes of VirtualAlloc (issue #731)

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This commit is contained in:
daanx 2023-04-21 09:37:25 -07:00
parent 4cb5b45178
commit 3bc577004a
1 changed files with 3 additions and 3 deletions
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6
src/prim/windows/prim.c
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@ -261,7 +261,7 @@ int _mi_prim_alloc(size_t size, size_t try_alignment, bool commit, bool allow_la
int _mi_prim_commit(void* addr, size_t size) {
void* p = VirtualAlloc(addr, size, MEM_COMMIT, PAGE_READWRITE);
return (p == addr ? 0 : (int)GetLastError());
return (p != NULL ? 0 : (int)GetLastError());
}
int _mi_prim_decommit(void* addr, size_t size, bool* needs_recommit) {
@ -274,11 +274,11 @@ int _mi_prim_reset(void* addr, size_t size) {
void* p = VirtualAlloc(addr, size, MEM_RESET, PAGE_READWRITE);
mi_assert_internal(p == addr);
#if 1
if (p == addr && addr != NULL) {
if (p != NULL) {
VirtualUnlock(addr,size); // VirtualUnlock after MEM_RESET removes the memory from the working set
}
#endif
return (p == addr ? 0 : (int)GetLastError());
return (p != NULL ? 0 : (int)GetLastError());
}
int _mi_prim_protect(void* addr, size_t size, bool protect) {