RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-25 19:57:35 +00:00
Code Issues Activity Actions

Kernel: Use custody_for_dirfd() in more syscalls

Browse source 
This simplifies a lot of syscalls, some of which were doing very
unnecessarily verbose things instead of calling this.
This commit is contained in:
Andreas Kling 2023-04-03 15:59:10 +02:00
parent f0c9c5e076
commit 97ac4601f5
6 changed files with 7 additions and 87 deletions
Download patch file Download diff file Expand all files Collapse all files

12
Kernel/Syscalls/chmod.cpp
View file

@ -17,17 +17,7 @@ ErrorOr<FlatPtr> Process::sys$chmod(Userspace<Syscall::SC_chmod_params const*> u
TRY(require_promise(Pledge::fattr));
auto params = TRY(copy_typed_from_user(user_params));
auto path = TRY(get_syscall_path_argument(params.path));
RefPtr<Custody> base;
if (params.dirfd == AT_FDCWD) {
base = current_directory();
} else {
auto base_description = TRY(open_file_description(params.dirfd));
if (!base_description->custody())
return EINVAL;
base = base_description->custody();
}
auto base = TRY(custody_for_dirfd(params.dirfd));
TRY(VirtualFileSystem::the().chmod(credentials(), path->view(), params.mode, *base, params.follow_symlinks ? 0 : O_NOFOLLOW_NOERROR));
return 0;
}