Kernel: Make File::write() and File::read() return KResultOr<size_t>

Instead of returning a ssize_t where negative values mean error,
we now return KResultOr<size_t> and use the error state to report
errors exclusively.

1 files changed, 2 insertions, 2 deletions

diff --git a/Kernel/FileSystem/InodeWatcher.h b/Kernel/FileSystem/InodeWatcher.h
index 626f190d56..31a094b88f 100644
--- a/Kernel/FileSystem/InodeWatcher.h
+++ b/Kernel/FileSystem/InodeWatcher.h
@@ -55,8 +55,8 @@ public:
 
     virtual bool can_read(const FileDescription&, size_t) const override;
     virtual bool can_write(const FileDescription&, size_t) const override;
-    virtual ssize_t read(FileDescription&, size_t, u8*, ssize_t) override;
-    virtual ssize_t write(FileDescription&, size_t, const u8*, ssize_t) override;
+    virtual KResultOr<size_t> read(FileDescription&, size_t, u8*, size_t) override;
+    virtual KResultOr<size_t> write(FileDescription&, size_t, const u8*, size_t) override;
     virtual String absolute_path(const FileDescription&) const override;
     virtual const char* class_name() const override { return "InodeWatcher"; };