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Kernel: Address validation helpers should take size_t, not ssize_t

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This commit is contained in:
Andreas Kling 2020-01-29 18:31:15 +01:00
parent 164d9ecad7
commit c9e877a294
2 changed files with 6 additions and 6 deletions
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6
Kernel/Process.cpp
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@ -2334,21 +2334,21 @@ pid_t Process::sys$waitpid(pid_t waitee, int* wstatus, int options)
return waitee_pid;
}
bool Process::validate_read_from_kernel(VirtualAddress vaddr, ssize_t size) const
bool Process::validate_read_from_kernel(VirtualAddress vaddr, size_t size) const
{
if (vaddr.is_null())
return false;
return MM.validate_kernel_read(*this, vaddr, size);
}
bool Process::validate_read(const void* address, ssize_t size) const
bool Process::validate_read(const void* address, size_t size) const
{
if (!size)
return false;
return MM.validate_user_read(*this, VirtualAddress(address), size);
}
bool Process::validate_write(void* address, ssize_t size) const
bool Process::validate_write(void* address, size_t size) const
{
if (!size)
return false;

6
Kernel/Process.h
View file

@ -326,10 +326,10 @@ public:
u32 m_ticks_in_user_for_dead_children { 0 };
u32 m_ticks_in_kernel_for_dead_children { 0 };
bool validate_read_from_kernel(VirtualAddress, ssize_t) const;
bool validate_read_from_kernel(VirtualAddress, size_t) const;
bool validate_read(const void*, ssize_t) const;
bool validate_write(void*, ssize_t) const;
bool validate_read(const void*, size_t) const;
bool validate_write(void*, size_t) const;
template<typename T>
bool validate_read_typed(T* value, size_t count = 1) { return validate_read(value, sizeof(T) * count); }
template<typename T>