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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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@ -19,8 +19,7 @@ KResultOr<FlatPtr> Process::sys$utime(Userspace<const char*> user_path, size_t p
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return path.error();
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utimbuf buf;
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if (user_buf) {
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if (!copy_from_user(&buf, user_buf))
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return EFAULT;
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TRY(copy_from_user(&buf, user_buf));
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} else {
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auto now = kgettimeofday().to_truncated_seconds();
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// Not a bug!
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