From 066b1183cdd7dd0bd62bf0546cda7068946afcf2 Mon Sep 17 00:00:00 2001
From: Liav A <liavalb@gmail.com>
Date: Fri, 5 Nov 2021 16:00:18 +0200
Subject: [PATCH] Kernel: Return ENOTIMPL when trying to read from SysFS inodes

Instead of asserting, just return reasonable error back to userland.
---
 Kernel/FileSystem/SysFSComponent.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Kernel/FileSystem/SysFSComponent.h b/Kernel/FileSystem/SysFSComponent.h
index 30f1c66ebb..6e29c1ed82 100644
--- a/Kernel/FileSystem/SysFSComponent.h
+++ b/Kernel/FileSystem/SysFSComponent.h
@@ -26,7 +26,7 @@ struct SysFSInodeData : public OpenFileDescriptionData {
 class SysFSComponent : public RefCounted<SysFSComponent> {
 public:
     virtual StringView name() const { return m_name->view(); }
-    virtual KResultOr<size_t> read_bytes(off_t, size_t, UserOrKernelBuffer&, OpenFileDescription*) const { VERIFY_NOT_REACHED(); }
+    virtual KResultOr<size_t> read_bytes(off_t, size_t, UserOrKernelBuffer&, OpenFileDescription*) const { return KResult(ENOTIMPL); }
     virtual KResult traverse_as_directory(unsigned, Function<bool(FileSystem::DirectoryEntryView const&)>) const { VERIFY_NOT_REACHED(); }
     virtual RefPtr<SysFSComponent> lookup(StringView) { VERIFY_NOT_REACHED(); };
     virtual mode_t permissions() const;