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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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@ -15,8 +15,7 @@ KResultOr<FlatPtr> Process::sys$open(Userspace<const Syscall::SC_open_params*> u
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{
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VERIFY_PROCESS_BIG_LOCK_ACQUIRED(this)
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Syscall::SC_open_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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int dirfd = params.dirfd;
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int options = params.options;
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