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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
commit 48a0b31c47
Notes: sideshowbarker 2024-07-18 04:41:52 +09:00
57 changed files with 318 additions and 551 deletions
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3
Kernel/Syscalls/debug.cpp
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@ -33,8 +33,7 @@ KResultOr<FlatPtr> Process::sys$dbgputstr(Userspace<const char*> characters, siz
if (size <= 1024) {
char buffer[1024];
if (!copy_from_user(buffer, characters, size))
return EFAULT;
TRY(copy_from_user(buffer, characters, size));
dbgputstr(buffer, size);
return size;
}