Merge pull request #120 from Rozelette/master
memory: Return false for large VAddr in IsValidVirtualAddress
This commit is contained in:
commit
6cccbf0eb3
|
@ -219,6 +219,9 @@ void Write(const VAddr vaddr, const T data) {
|
|||
bool IsValidVirtualAddress(const Kernel::Process& process, const VAddr vaddr) {
|
||||
auto& page_table = process.vm_manager.page_table;
|
||||
|
||||
if ((vaddr >> PAGE_BITS) >= PAGE_TABLE_NUM_ENTRIES)
|
||||
return false;
|
||||
|
||||
const u8* page_pointer = page_table.pointers[vaddr >> PAGE_BITS];
|
||||
if (page_pointer)
|
||||
return true;
|
||||
|
|
Loading…
Reference in New Issue