Kernel: Make all syscall functions return KResultOr<T>

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.

1 files changed, 4 insertions, 4 deletions

diff --git a/Kernel/Syscalls/shutdown.cpp b/Kernel/Syscalls/shutdown.cpp
index 52d43c180e..16eb12e5a8 100644
--- a/Kernel/Syscalls/shutdown.cpp
+++ b/Kernel/Syscalls/shutdown.cpp
@@ -31,10 +31,10 @@
 
 namespace Kernel {
 
-int Process::sys$reboot()
+KResultOr<int> Process::sys$reboot()
 {
     if (!is_superuser())
-        return -EPERM;
+        return EPERM;
 
     REQUIRE_NO_PROMISES;
 
@@ -51,10 +51,10 @@ int Process::sys$reboot()
     return 0;
 }
 
-int Process::sys$halt()
+KResultOr<int> Process::sys$halt()
 {
     if (!is_superuser())
-        return -EPERM;
+        return EPERM;
 
     REQUIRE_NO_PROMISES;