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Kernel: Make copy_{from,to}_user() return KResult and use TRY()

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This makes EFAULT propagation flow much more naturally. :^)
This commit is contained in:
Andreas Kling 2021-09-05 17:38:37 +02:00
parent 9903f5c6ef
commit 48a0b31c47
57 changed files with 318 additions and 551 deletions
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3
Kernel/Syscalls/utime.cpp
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@ -19,8 +19,7 @@ KResultOr<FlatPtr> Process::sys$utime(Userspace<const char*> user_path, size_t p
return path.error();
utimbuf buf;
if (user_buf) {
if (!copy_from_user(&buf, user_buf))
return EFAULT;
TRY(copy_from_user(&buf, user_buf));
} else {
auto now = kgettimeofday().to_truncated_seconds();
// Not a bug!