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Kernel: Make all syscall functions return KResultOr<T>

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This makes it a lot easier to return errors since we no longer have to
worry about negating EFOO errors and can just return them flat.
This commit is contained in:
Andreas Kling 2021-03-01 13:49:16 +01:00
parent 9af1e1a3bf
commit ac71775de5
70 changed files with 747 additions and 742 deletions
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6
Kernel/Syscalls/disown.cpp
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@ -28,14 +28,14 @@
namespace Kernel {
int Process::sys$disown(ProcessID pid)
KResultOr<int> Process::sys$disown(ProcessID pid)
{
REQUIRE_PROMISE(proc);
auto process = Process::from_pid(pid);
if (!process)
return -ESRCH;
return ESRCH;
if (process->ppid() != this->pid())
return -ECHILD;
return ECHILD;
process->m_ppid = 0;
process->disowned_by_waiter(*this);
return 0;