Index: uspace/drv/bus/adb/cuda_adb/cuda_adb.c
===================================================================
--- uspace/drv/bus/adb/cuda_adb/cuda_adb.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/adb/cuda_adb/cuda_adb.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -100,5 +100,4 @@
 };
 
-
 static irq_code_t cuda_irq_code = {
 	sizeof(cuda_ranges) / sizeof(irq_pio_range_t),
Index: uspace/drv/bus/pci/pciintel/pci.c
===================================================================
--- uspace/drv/bus/pci/pciintel/pci.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/pci/pciintel/pci.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -152,5 +152,4 @@
 }
 
-
 static errno_t config_space_write_32(ddf_fun_t *fun, uint32_t address,
     uint32_t data)
@@ -727,5 +726,4 @@
 	got_res = true;
 
-
 	assert(hw_resources.count >= 1);
 
Index: uspace/drv/bus/usb/ehci/ehci_batch.c
===================================================================
--- uspace/drv/bus/usb/ehci/ehci_batch.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ehci/ehci_batch.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -380,3 +380,2 @@
  * @}
  */
-
Index: uspace/drv/bus/usb/ehci/ehci_batch.h
===================================================================
--- uspace/drv/bus/usb/ehci/ehci_batch.h	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ehci/ehci_batch.h	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -81,3 +81,2 @@
  * @}
  */
-
Index: uspace/drv/bus/usb/ehci/ehci_bus.c
===================================================================
--- uspace/drv/bus/usb/ehci/ehci_bus.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ehci/ehci_bus.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -108,5 +108,4 @@
 }
 
-
 static int ehci_register_ep(endpoint_t *ep)
 {
Index: uspace/drv/bus/usb/ehci/ehci_regs.h
===================================================================
--- uspace/drv/bus/usb/ehci/ehci_regs.h	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ehci/ehci_regs.h	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -74,5 +74,4 @@
 
 } ehci_caps_regs_t;
-
 
 /** EHCI memory mapped operational registers structure */
@@ -170,3 +169,2 @@
  * @}
  */
-
Index: uspace/drv/bus/usb/ehci/ehci_rh.c
===================================================================
--- uspace/drv/bus/usb/ehci/ehci_rh.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ehci/ehci_rh.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -392,5 +392,4 @@
 }
 
-
 /** Port clear feature request handler.
  * @param device Virtual hub device
Index: uspace/drv/bus/usb/ehci/endpoint_list.c
===================================================================
--- uspace/drv/bus/usb/ehci/endpoint_list.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ehci/endpoint_list.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -184,3 +184,2 @@
  * @}
  */
-
Index: uspace/drv/bus/usb/ehci/endpoint_list.h
===================================================================
--- uspace/drv/bus/usb/ehci/endpoint_list.h	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ehci/endpoint_list.h	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -76,3 +76,2 @@
  * @}
  */
-
Index: uspace/drv/bus/usb/ehci/hc.c
===================================================================
--- uspace/drv/bus/usb/ehci/hc.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ehci/hc.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -377,5 +377,4 @@
 		fibril_mutex_unlock(&hc->guard);
 
-
 	}
 
@@ -435,5 +434,4 @@
 	usb_log_debug("HC(%p): Enabled periodic list.", instance);
 
-
 	/* Enable Async schedule */
 	phys_base = addr_to_phys((void *)instance->async_list.list_head);
Index: uspace/drv/bus/usb/ehci/hw_struct/fstn.h
===================================================================
--- uspace/drv/bus/usb/ehci/hw_struct/fstn.h	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ehci/hw_struct/fstn.h	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -46,3 +46,2 @@
  * @}
  */
-
Index: uspace/drv/bus/usb/ehci/hw_struct/mem_access.h
===================================================================
--- uspace/drv/bus/usb/ehci/hw_struct/mem_access.h	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ehci/hw_struct/mem_access.h	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -48,3 +48,2 @@
  * @}
  */
-
Index: uspace/drv/bus/usb/ehci/hw_struct/queue_head.h
===================================================================
--- uspace/drv/bus/usb/ehci/hw_struct/queue_head.h	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ehci/hw_struct/queue_head.h	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -162,5 +162,4 @@
 #define QH_BUFFER_POINTER_FTAG_SHIFT  0
 
-
 static inline void qh_append_qh(qh_t *qh, const qh_t *next)
 {
Index: uspace/drv/bus/usb/ehci/hw_struct/split_iso_transfer_descriptor.h
===================================================================
--- uspace/drv/bus/usb/ehci/hw_struct/split_iso_transfer_descriptor.h	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ehci/hw_struct/split_iso_transfer_descriptor.h	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -108,3 +108,2 @@
  * @}
  */
-
Index: uspace/drv/bus/usb/ehci/hw_struct/transfer_descriptor.c
===================================================================
--- uspace/drv/bus/usb/ehci/hw_struct/transfer_descriptor.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ehci/hw_struct/transfer_descriptor.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -43,5 +43,4 @@
 #include "mem_access.h"
 #include "transfer_descriptor.h"
-
 
 errno_t td_error(const td_t *td)
Index: uspace/drv/bus/usb/ehci/hw_struct/transfer_descriptor.h
===================================================================
--- uspace/drv/bus/usb/ehci/hw_struct/transfer_descriptor.h	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ehci/hw_struct/transfer_descriptor.h	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -112,3 +112,2 @@
  * @}
  */
-
Index: uspace/drv/bus/usb/ehci/res.h
===================================================================
--- uspace/drv/bus/usb/ehci/res.h	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ehci/res.h	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -44,3 +44,2 @@
  * @}
  */
-
Index: uspace/drv/bus/usb/ohci/hw_struct/hcca.h
===================================================================
--- uspace/drv/bus/usb/ohci/hw_struct/hcca.h	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ohci/hw_struct/hcca.h	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -94,3 +94,2 @@
  * @}
  */
-
Index: uspace/drv/bus/usb/ohci/hw_struct/iso_transfer_descriptor.h
===================================================================
--- uspace/drv/bus/usb/ohci/hw_struct/iso_transfer_descriptor.h	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ohci/hw_struct/iso_transfer_descriptor.h	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -76,4 +76,2 @@
  * @}
  */
-
-
Index: uspace/drv/bus/usb/ohci/hw_struct/transfer_descriptor.c
===================================================================
--- uspace/drv/bus/usb/ohci/hw_struct/transfer_descriptor.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ohci/hw_struct/transfer_descriptor.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -99,3 +99,2 @@
  * @}
  */
-
Index: uspace/drv/bus/usb/ohci/ohci_bus.c
===================================================================
--- uspace/drv/bus/usb/ohci/ohci_bus.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ohci/ohci_bus.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -114,5 +114,4 @@
 }
 
-
 static int ohci_register_ep(endpoint_t *ep)
 {
@@ -190,5 +189,4 @@
 };
 
-
 int ohci_bus_init(ohci_bus_t *bus, hc_t *hc)
 {
Index: uspace/drv/bus/usb/ohci/ohci_regs.h
===================================================================
--- uspace/drv/bus/usb/ohci/ohci_regs.h	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/ohci/ohci_regs.h	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -212,5 +212,4 @@
 #define I_MI   (1 << 31)  /* Master interrupt (any/all) */
 
-
 /*
  * ohci_regs_t.hcca
Index: uspace/drv/bus/usb/uhci/hc.c
===================================================================
--- uspace/drv/bus/usb/uhci/hc.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/uhci/hc.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -104,5 +104,4 @@
 static errno_t hc_debug_checker(void *arg);
 
-
 /** Generate IRQ code.
  * @param[out] code IRQ code structure.
@@ -479,5 +478,4 @@
 	list_initialize(&instance->pending_endpoints);
 	usb_log_debug("Initialized transfer lists.");
-
 
 	/* Set all frames to point to the first queue head */
Index: uspace/drv/bus/usb/uhci/hw_struct/link_pointer.h
===================================================================
--- uspace/drv/bus/usb/uhci/hw_struct/link_pointer.h	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/uhci/hw_struct/link_pointer.h	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -64,3 +64,2 @@
  * @}
  */
-
Index: uspace/drv/bus/usb/uhci/hw_struct/transfer_descriptor.h
===================================================================
--- uspace/drv/bus/usb/uhci/hw_struct/transfer_descriptor.h	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/uhci/hw_struct/transfer_descriptor.h	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -98,5 +98,4 @@
 } __attribute__((packed, aligned(16))) td_t;
 
-
 void td_init(td_t *instance, int error_count, size_t size, bool toggle,
     bool iso, bool low_speed, usb_target_t target, usb_packet_id pid,
Index: uspace/drv/bus/usb/uhci/uhci_batch.c
===================================================================
--- uspace/drv/bus/usb/uhci/uhci_batch.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/uhci/uhci_batch.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -218,5 +218,4 @@
 	assert(dir == USB_DIRECTION_OUT || dir == USB_DIRECTION_IN);
 
-
 	const usb_packet_id pid = direction_pids[dir];
 	const bool low_speed =
Index: uspace/drv/bus/usb/usbhub/main.c
===================================================================
--- uspace/drv/bus/usb/usbhub/main.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/usbhub/main.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -44,5 +44,4 @@
 #include "usbhub.h"
 
-
 /** USB hub driver operations. */
 static const usb_driver_ops_t usb_hub_driver_ops = {
Index: uspace/drv/bus/usb/usbhub/port.c
===================================================================
--- uspace/drv/bus/usb/usbhub/port.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/usbhub/port.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -96,5 +96,4 @@
 }
 
-
 static usb_speed_t get_port_speed(usb_hub_port_t *port, uint32_t status)
 {
@@ -337,5 +336,4 @@
 }
 
-
 /**
  * @}
Index: uspace/drv/bus/usb/usbmid/explore.c
===================================================================
--- uspace/drv/bus/usb/usbmid/explore.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/usbmid/explore.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -107,5 +107,4 @@
 			continue;
 		}
-
 
 		usb_log_info("Creating child for interface %d (%s).",
Index: uspace/drv/bus/usb/vhc/conndev.c
===================================================================
--- uspace/drv/bus/usb/vhc/conndev.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/vhc/conndev.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -135,5 +135,4 @@
 }
 
-
 /**
  * @}
Index: uspace/drv/bus/usb/vhc/devconn.c
===================================================================
--- uspace/drv/bus/usb/vhc/devconn.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/vhc/devconn.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -30,5 +30,4 @@
 #include "vhcd.h"
 #include "hub/virthub.h"
-
 
 static vhc_virtdev_t *vhc_virtdev_create(void)
Index: uspace/drv/bus/usb/vhc/hub/hub.c
===================================================================
--- uspace/drv/bus/usb/vhc/hub/hub.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/vhc/hub/hub.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -43,5 +43,4 @@
 
 #include "hub.h"
-
 
 /** Produce a byte from bit values.
@@ -388,5 +387,4 @@
 }
 
-
 /*
  *
@@ -516,6 +514,4 @@
 }
 
-
-
 /**
  * @}
Index: uspace/drv/bus/usb/vhc/hub/hub.h
===================================================================
--- uspace/drv/bus/usb/vhc/hub/hub.h	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/vhc/hub/hub.h	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -114,5 +114,4 @@
 uint8_t hub_get_status_change_bitmap(hub_t *);
 
-
 #endif
 /**
Index: uspace/drv/bus/usb/vhc/hub/virthub.c
===================================================================
--- uspace/drv/bus/usb/vhc/hub/virthub.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/vhc/hub/virthub.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -47,5 +47,4 @@
 #include "virthub.h"
 #include "hub.h"
-
 
 /** Standard device descriptor. */
Index: uspace/drv/bus/usb/vhc/hub/virthub.h
===================================================================
--- uspace/drv/bus/usb/vhc/hub/virthub.h	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/vhc/hub/virthub.h	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -51,5 +51,4 @@
 #define HUB_CONFIGURATION_ID 1
 
-
 /** Hub descriptor.
  */
Index: uspace/drv/bus/usb/vhc/hub/virthubops.c
===================================================================
--- uspace/drv/bus/usb/vhc/hub/virthubops.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/vhc/hub/virthubops.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -84,5 +84,4 @@
 	}
 
-
 	uint8_t change_map = hub_get_status_change_bitmap(hub);
 
@@ -340,6 +339,4 @@
 }
 
-
-
 /** Recipient: other. */
 #define REC_OTHER USB_REQUEST_RECIPIENT_OTHER
@@ -347,5 +344,4 @@
 #define REC_DEVICE USB_REQUEST_RECIPIENT_DEVICE
 
-
 /** Hub operations on control endpoint zero. */
 static usbvirt_control_request_handler_t endpoint_zero_handlers[] = {
@@ -409,5 +405,4 @@
 	}
 };
-
 
 /** Hub operations. */
Index: uspace/drv/bus/usb/xhci/bus.c
===================================================================
--- uspace/drv/bus/usb/xhci/bus.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/xhci/bus.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -41,5 +41,4 @@
 
 #include "bus.h"
-
 
 static const bus_ops_t xhci_bus_ops = {
Index: uspace/drv/bus/usb/xhci/commands.h
===================================================================
--- uspace/drv/bus/usb/xhci/commands.h	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/xhci/commands.h	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -150,6 +150,4 @@
 #endif
 
-
-
 /**
  * @}
Index: uspace/drv/bus/usb/xhci/device.c
===================================================================
--- uspace/drv/bus/usb/xhci/device.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/xhci/device.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -360,5 +360,4 @@
 }
 
-
 /**
  * @}
Index: uspace/drv/bus/usb/xhci/endpoint.c
===================================================================
--- uspace/drv/bus/usb/xhci/endpoint.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/xhci/endpoint.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -191,5 +191,4 @@
 }
 
-
 /**
  * Register an andpoint to the xHC.
Index: uspace/drv/bus/usb/xhci/hc.c
===================================================================
--- uspace/drv/bus/usb/xhci/hc.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/xhci/hc.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -356,5 +356,4 @@
 };
 
-
 /**
  * Generates code to accept interrupts. The xHCI is designed primarily for
Index: uspace/drv/bus/usb/xhci/transfers.c
===================================================================
--- uspace/drv/bus/usb/xhci/transfers.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/xhci/transfers.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -492,5 +492,4 @@
 	}
 
-
 	errno_t err;
 	fibril_mutex_lock(&xhci_ep->guard);
Index: uspace/drv/bus/usb/xhci/trb_ring.c
===================================================================
--- uspace/drv/bus/usb/xhci/trb_ring.c	(revision c8ea6eca1c41df9b67e9c83a3b830bb036e10da8)
+++ uspace/drv/bus/usb/xhci/trb_ring.c	(revision 09ab0a9afc9379f1604c0fd75cac2d9287ba022c)
@@ -54,5 +54,4 @@
 
 static_assert(sizeof(trb_segment_t) == PAGE_SIZE);
-
 
 /**