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Kernel: Make copy_{from,to}_user() return KResult and use TRY()
This makes EFAULT propagation flow much more naturally. :^)
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57 changed files with 318 additions and 551 deletions
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@ -26,8 +26,7 @@ KResultOr<FlatPtr> Process::sys$futex(Userspace<const Syscall::SC_futex_params*>
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{
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VERIFY_PROCESS_BIG_LOCK_ACQUIRED(this);
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Syscall::SC_futex_params params;
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if (!copy_from_user(¶ms, user_params))
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return EFAULT;
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TRY(copy_from_user(¶ms, user_params));
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Thread::BlockTimeout timeout;
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u32 cmd = params.futex_op & FUTEX_CMD_MASK;
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