Kernel: Use default constructors/destructors

https://isocpp.github.io/CppCoreGuidelines/CppCoreGuidelines#cother-other-default-operation-rules

"The compiler is more likely to get the default semantics right and
you cannot implement these functions better than the compiler."

7 files changed, 7 insertions, 21 deletions

diff --git a/Kernel/Storage/ATA/AHCIController.cpp b/Kernel/Storage/ATA/AHCIController.cpp
index 940f89a200..b505f40f5b 100644
--- a/Kernel/Storage/ATA/AHCIController.cpp
+++ b/Kernel/Storage/ATA/AHCIController.cpp
@@ -135,9 +135,7 @@ NonnullOwnPtr<Memory::Region> AHCIController::default_hba_region() const
     return MM.allocate_kernel_region(PhysicalAddress(PCI::get_BAR5(pci_address())).page_base(), Memory::page_round_up(sizeof(AHCI::HBA)).release_value_but_fixme_should_propagate_errors(), "AHCI HBA", Memory::Region::Access::ReadWrite).release_value();
 }
 
-AHCIController::~AHCIController()
-{
-}
+AHCIController::~AHCIController() = default;
 
 void AHCIController::initialize_hba(PCI::DeviceIdentifier const& pci_device_identifier)
 {
diff --git a/Kernel/Storage/ATA/AHCIPortHandler.cpp b/Kernel/Storage/ATA/AHCIPortHandler.cpp
index 0d6d81c3d7..b009547767 100644
--- a/Kernel/Storage/ATA/AHCIPortHandler.cpp
+++ b/Kernel/Storage/ATA/AHCIPortHandler.cpp
@@ -78,9 +78,7 @@ AHCI::HBADefinedCapabilities AHCIPortHandler::hba_capabilities() const
     return m_parent_controller->hba_capabilities();
 }
 
-AHCIPortHandler::~AHCIPortHandler()
-{
-}
+AHCIPortHandler::~AHCIPortHandler() = default;
 
 bool AHCIPortHandler::handle_irq(const RegisterState&)
 {
diff --git a/Kernel/Storage/ATA/ATADevice.cpp b/Kernel/Storage/ATA/ATADevice.cpp
index c40f5b4eec..d4591affe1 100644
--- a/Kernel/Storage/ATA/ATADevice.cpp
+++ b/Kernel/Storage/ATA/ATADevice.cpp
@@ -21,9 +21,7 @@ ATADevice::ATADevice(const ATAController& controller, ATADevice::Address ata_add
 {
 }
 
-ATADevice::~ATADevice()
-{
-}
+ATADevice::~ATADevice() = default;
 
 void ATADevice::start_request(AsyncBlockDeviceRequest& request)
 {
diff --git a/Kernel/Storage/ATA/ATADiskDevice.cpp b/Kernel/Storage/ATA/ATADiskDevice.cpp
index dd2f484661..4d2687725f 100644
--- a/Kernel/Storage/ATA/ATADiskDevice.cpp
+++ b/Kernel/Storage/ATA/ATADiskDevice.cpp
@@ -31,9 +31,7 @@ ATADiskDevice::ATADiskDevice(const ATAController& controller, ATADevice::Address
 {
 }
 
-ATADiskDevice::~ATADiskDevice()
-{
-}
+ATADiskDevice::~ATADiskDevice() = default;
 
 StringView ATADiskDevice::class_name() const
 {
diff --git a/Kernel/Storage/ATA/ATAPIDiscDevice.cpp b/Kernel/Storage/ATA/ATAPIDiscDevice.cpp
index a9f7a91447..f7ea93f4b6 100644
--- a/Kernel/Storage/ATA/ATAPIDiscDevice.cpp
+++ b/Kernel/Storage/ATA/ATAPIDiscDevice.cpp
@@ -31,9 +31,7 @@ ATAPIDiscDevice::ATAPIDiscDevice(const ATAController& controller, ATADevice::Add
 {
 }
 
-ATAPIDiscDevice::~ATAPIDiscDevice()
-{
-}
+ATAPIDiscDevice::~ATAPIDiscDevice() = default;
 
 StringView ATAPIDiscDevice::class_name() const
 {
diff --git a/Kernel/Storage/ATA/IDEChannel.cpp b/Kernel/Storage/ATA/IDEChannel.cpp
index fb4acf492f..f3ffdae92c 100644
--- a/Kernel/Storage/ATA/IDEChannel.cpp
+++ b/Kernel/Storage/ATA/IDEChannel.cpp
@@ -100,9 +100,7 @@ void IDEChannel::clear_pending_interrupts() const
     m_io_group.io_base().offset(ATA_REG_STATUS).in<u8>();
 }
 
-UNMAP_AFTER_INIT IDEChannel::~IDEChannel()
-{
-}
+UNMAP_AFTER_INIT IDEChannel::~IDEChannel() = default;
 
 void IDEChannel::start_request(AsyncBlockDeviceRequest& request, bool is_slave, u16 capabilities)
 {
diff --git a/Kernel/Storage/ATA/IDEController.cpp b/Kernel/Storage/ATA/IDEController.cpp
index 78fcb5fad8..52b71c4462 100644
--- a/Kernel/Storage/ATA/IDEController.cpp
+++ b/Kernel/Storage/ATA/IDEController.cpp
@@ -65,9 +65,7 @@ UNMAP_AFTER_INIT IDEController::IDEController()
 {
 }
 
-UNMAP_AFTER_INIT IDEController::~IDEController()
-{
-}
+UNMAP_AFTER_INIT IDEController::~IDEController() = default;
 
 RefPtr<StorageDevice> IDEController::device_by_channel_and_position(u32 index) const
 {