use const & wherever applicable

8 files changed, 13 insertions, 13 deletions

diff --git a/kernel/filesystem/src/custody.cpp b/kernel/filesystem/src/custody.cpp
index 7a58229..3a87345 100644
--- a/kernel/filesystem/src/custody.cpp
+++ b/kernel/filesystem/src/custody.cpp
@@ -8,7 +8,7 @@
 
 namespace filesystem
 {
-  custody::custody(kstd::shared_ptr<custody> parent, kstd::shared_ptr<inode> node)
+  custody::custody(kstd::shared_ptr<custody> const & parent, kstd::shared_ptr<inode> const & node)
       : m_parent(parent)
       , m_inode(node)
   {
@@ -18,12 +18,12 @@ namespace filesystem
     }
   }
 
-  auto custody::get_inode() const -> kstd::shared_ptr<inode>
+  auto custody::get_inode() const -> kstd::shared_ptr<inode> const &
   {
     return m_inode;
   }
 
-  auto custody::get_parent() const -> kstd::shared_ptr<custody>
+  auto custody::get_parent() const -> kstd::shared_ptr<custody> const &
   {
     return m_parent;
   }
diff --git a/kernel/filesystem/src/device_file.cpp b/kernel/filesystem/src/device_file.cpp
index 882c9b1..699c161 100644
--- a/kernel/filesystem/src/device_file.cpp
+++ b/kernel/filesystem/src/device_file.cpp
@@ -14,7 +14,7 @@
 
 namespace filesystem
 {
-  device_file::device_file(kstd::shared_ptr<devices::device> device)
+  device_file::device_file(kstd::shared_ptr<devices::device> const & device)
       : m_device(device)
   {
     if (!m_device)
diff --git a/kernel/filesystem/src/ext2/ext2_filesystem.cpp b/kernel/filesystem/src/ext2/ext2_filesystem.cpp
index 2ae5ab7..a82a098 100644
--- a/kernel/filesystem/src/ext2/ext2_filesystem.cpp
+++ b/kernel/filesystem/src/ext2/ext2_filesystem.cpp
@@ -10,7 +10,7 @@
 
 namespace filesystem::ext2
 {
-  auto ext2_filesystem::mount(kstd::shared_ptr<devices::device> device) -> int
+  auto ext2_filesystem::mount(kstd::shared_ptr<devices::device> const & device) -> int
   {
     if (!device)
     {
diff --git a/kernel/filesystem/src/inode.cpp b/kernel/filesystem/src/inode.cpp
index 10a9a30..231ee33 100644
--- a/kernel/filesystem/src/inode.cpp
+++ b/kernel/filesystem/src/inode.cpp
@@ -15,7 +15,7 @@ namespace filesystem
       : m_kind(kind)
   {}
 
-  inode::inode(kstd::shared_ptr<devices::device> device)
+  inode::inode(kstd::shared_ptr<devices::device> const & device)
       : m_kind(inode_kind::device)
       , m_device(device)
   {
@@ -79,7 +79,7 @@ namespace filesystem
     return m_device->minor();
   }
 
-  auto inode::backing_device() const -> kstd::shared_ptr<devices::device>
+  auto inode::backing_device() const -> kstd::shared_ptr<devices::device> const &
   {
     return m_device;
   }
diff --git a/kernel/filesystem/src/inode_file.cpp b/kernel/filesystem/src/inode_file.cpp
index b68b3ee..0b8bdf9 100644
--- a/kernel/filesystem/src/inode_file.cpp
+++ b/kernel/filesystem/src/inode_file.cpp
@@ -10,7 +10,7 @@
 
 namespace filesystem
 {
-  inode_file::inode_file(kstd::shared_ptr<inode> inode)
+  inode_file::inode_file(kstd::shared_ptr<inode> const & inode)
       : m_inode(inode)
   {
     if (!m_inode)
diff --git a/kernel/filesystem/src/mount.cpp b/kernel/filesystem/src/mount.cpp
index 53a8143..021b074 100644
--- a/kernel/filesystem/src/mount.cpp
+++ b/kernel/filesystem/src/mount.cpp
@@ -10,7 +10,7 @@
 
 namespace filesystem
 {
-  mount::mount(std::string_view const & path, kstd::shared_ptr<filesystem> fs)
+  mount::mount(std::string_view const & path, kstd::shared_ptr<filesystem> const & fs)
       : m_path(path)
       , m_filesystem(fs)
   {
@@ -25,7 +25,7 @@ namespace filesystem
     return m_path;
   }
 
-  auto mount::get_filesystem() const -> kstd::shared_ptr<filesystem>
+  auto mount::get_filesystem() const -> kstd::shared_ptr<filesystem> const &
   {
     return m_filesystem;
   }
diff --git a/kernel/filesystem/src/open_file_description.cpp b/kernel/filesystem/src/open_file_description.cpp
index 9ebf67d..cddee76 100644
--- a/kernel/filesystem/src/open_file_description.cpp
+++ b/kernel/filesystem/src/open_file_description.cpp
@@ -9,7 +9,7 @@
 
 namespace filesystem
 {
-  open_file_description::open_file_description(kstd::shared_ptr<file> file)
+  open_file_description::open_file_description(kstd::shared_ptr<file> const & file)
       : m_file(file)
       , m_offset(0)
   {
diff --git a/kernel/filesystem/src/vfs.cpp b/kernel/filesystem/src/vfs.cpp
index 578fde4..c0f1c3a 100644
--- a/kernel/filesystem/src/vfs.cpp
+++ b/kernel/filesystem/src/vfs.cpp
@@ -86,7 +86,7 @@ namespace filesystem
     return std::nullopt;
   }
 
-  auto vfs::make_device_node(kstd::shared_ptr<devices::device> device) -> void
+  auto vfs::make_device_node(kstd::shared_ptr<devices::device> const & device) -> void
   {
     if (!device)
     {
@@ -111,7 +111,7 @@ namespace filesystem
 
       if (entry != m_device_nodes.end())
       {
-        return custody{static_cast<kstd::shared_ptr<custody>>(nullptr), entry->value().node};
+        return custody{nullptr, entry->value().node};
       }
 
       return std::nullopt;