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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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4
Kernel/Syscalls/rename.cpp
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@ -30,12 +30,12 @@
namespace Kernel {
int Process::sys$rename(Userspace<const Syscall::SC_rename_params*> user_params)
KResultOr<int> Process::sys$rename(Userspace<const Syscall::SC_rename_params*> user_params)
{
REQUIRE_PROMISE(cpath);
Syscall::SC_rename_params params;
if (!copy_from_user(&params, user_params))
return -EFAULT;
return EFAULT;
auto old_path = get_syscall_path_argument(params.old_path);
if (old_path.is_error())
return old_path.error();