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author | Andreas Kling <kling@serenityos.org> | 2021-09-05 17:51:37 +0200 |
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committer | Andreas Kling <kling@serenityos.org> | 2021-09-05 17:51:37 +0200 |
commit | 789db813d397f476452d2ecce140385e1600a8c7 (patch) | |
tree | 745f79aa8d3f3045983666183b307777da0325e5 /Kernel/Syscalls/keymap.cpp | |
parent | d7e5768763ff39201761e7c4dfb07cd18c724344 (diff) | |
download | serenity-789db813d397f476452d2ecce140385e1600a8c7.zip |
Kernel: Use copy_typed_from_user<T> for fetching syscall parameters
Diffstat (limited to 'Kernel/Syscalls/keymap.cpp')
-rw-r--r-- | Kernel/Syscalls/keymap.cpp | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/Kernel/Syscalls/keymap.cpp b/Kernel/Syscalls/keymap.cpp index 2359ff6745..1b68b0a6a3 100644 --- a/Kernel/Syscalls/keymap.cpp +++ b/Kernel/Syscalls/keymap.cpp @@ -19,8 +19,7 @@ KResultOr<FlatPtr> Process::sys$setkeymap(Userspace<const Syscall::SC_setkeymap_ if (!is_superuser()) return EPERM; - Syscall::SC_setkeymap_params params; - TRY(copy_from_user(¶ms, user_params)); + auto params = TRY(copy_typed_from_user(user_params)); Keyboard::CharacterMapData character_map_data; @@ -44,9 +43,7 @@ KResultOr<FlatPtr> Process::sys$getkeymap(Userspace<const Syscall::SC_getkeymap_ { VERIFY_NO_PROCESS_BIG_LOCK(this); REQUIRE_PROMISE(getkeymap); - - Syscall::SC_getkeymap_params params {}; - TRY(copy_from_user(¶ms, user_params)); + auto params = TRY(copy_typed_from_user(user_params)); String keymap_name = HIDManagement::the().keymap_name(); const Keyboard::CharacterMapData& character_maps = HIDManagement::the().character_maps(); |