diff --git a/drivers/firewire/fw-card.c b/drivers/firewire/fw-card.c
index b8404ee5314cbe9e12afa10c0da98cb630dd0058..636151a64add8405d22fe05405d23cbd67c99780 100644
--- a/drivers/firewire/fw-card.c
+++ b/drivers/firewire/fw-card.c
@@ -75,7 +75,7 @@ generate_config_rom(struct fw_card *card, size_t *config_rom_length)
 	 * the version stored in the OHCI registers.
 	 */
 
-	memset(config_rom, 0, sizeof config_rom);
+	memset(config_rom, 0, sizeof(config_rom));
 	config_rom[0] = BIB_CRC_LENGTH(4) | BIB_INFO_LENGTH(4) | BIB_CRC(0);
 	config_rom[1] = 0x31333934;
 
@@ -258,7 +258,7 @@ fw_card_bm_work(struct work_struct *work)
 		fw_send_request(card, &bmd.t, TCODE_LOCK_COMPARE_SWAP,
 				irm_id, generation,
 				SCODE_100, CSR_REGISTER_BASE + CSR_BUS_MANAGER_ID,
-				&bmd.lock, sizeof bmd.lock,
+				&bmd.lock, sizeof(bmd.lock),
 				complete_bm_lock, &bmd);
 		wait_for_completion(&bmd.done);
 
diff --git a/drivers/firewire/fw-cdev.c b/drivers/firewire/fw-cdev.c
index c876ac3c50e0383d398bd5ddd6377d0ba9bd1a0c..0fa5bd54c6a18a4e1fd612c23fd11942f669fdc0 100644
--- a/drivers/firewire/fw-cdev.c
+++ b/drivers/firewire/fw-cdev.c
@@ -110,7 +110,7 @@ static int fw_device_op_open(struct inode *inode, struct file *file)
 	if (device == NULL)
 		return -ENODEV;
 
-	client = kzalloc(sizeof *client, GFP_KERNEL);
+	client = kzalloc(sizeof(*client), GFP_KERNEL);
 	if (client == NULL)
 		return -ENOMEM;
 
@@ -233,7 +233,7 @@ queue_bus_reset_event(struct client *client)
 {
 	struct bus_reset *bus_reset;
 
-	bus_reset = kzalloc(sizeof *bus_reset, GFP_ATOMIC);
+	bus_reset = kzalloc(sizeof(*bus_reset), GFP_ATOMIC);
 	if (bus_reset == NULL) {
 		fw_notify("Out of memory when allocating bus reset event\n");
 		return;
@@ -242,7 +242,7 @@ queue_bus_reset_event(struct client *client)
 	fill_bus_reset_event(&bus_reset->reset, client);
 
 	queue_event(client, &bus_reset->event,
-		    &bus_reset->reset, sizeof bus_reset->reset, NULL, 0);
+		    &bus_reset->reset, sizeof(bus_reset->reset), NULL, 0);
 }
 
 void fw_device_cdev_update(struct fw_device *device)
@@ -284,7 +284,7 @@ static int ioctl_get_info(struct client *client, void *buffer)
 		void __user *uptr = u64_to_uptr(get_info->bus_reset);
 
 		fill_bus_reset_event(&bus_reset, client);
-		if (copy_to_user(uptr, &bus_reset, sizeof bus_reset))
+		if (copy_to_user(uptr, &bus_reset, sizeof(bus_reset)))
 			return -EFAULT;
 	}
 
@@ -361,7 +361,7 @@ complete_transaction(struct fw_card *card, int rcode,
 	response->response.type   = FW_CDEV_EVENT_RESPONSE;
 	response->response.rcode  = rcode;
 	queue_event(client, &response->event,
-		    &response->response, sizeof response->response,
+		    &response->response, sizeof(response->response),
 		    response->response.data, response->response.length);
 }
 
@@ -375,7 +375,7 @@ static ssize_t ioctl_send_request(struct client *client, void *buffer)
 	if (request->length > 4096)
 		return -EINVAL;
 
-	response = kmalloc(sizeof *response + request->length, GFP_KERNEL);
+	response = kmalloc(sizeof(*response) + request->length, GFP_KERNEL);
 	if (response == NULL)
 		return -ENOMEM;
 
@@ -403,9 +403,9 @@ static ssize_t ioctl_send_request(struct client *client, void *buffer)
 			complete_transaction, response);
 
 	if (request->data)
-		return sizeof request + request->length;
+		return sizeof(request) + request->length;
 	else
-		return sizeof request;
+		return sizeof(request);
 }
 
 struct address_handler {
@@ -450,8 +450,8 @@ handle_request(struct fw_card *card, struct fw_request *r,
 	struct request_event *e;
 	struct client *client = handler->client;
 
-	request = kmalloc(sizeof *request, GFP_ATOMIC);
-	e = kmalloc(sizeof *e, GFP_ATOMIC);
+	request = kmalloc(sizeof(*request), GFP_ATOMIC);
+	e = kmalloc(sizeof(*e), GFP_ATOMIC);
 	if (request == NULL || e == NULL) {
 		kfree(request);
 		kfree(e);
@@ -474,7 +474,7 @@ handle_request(struct fw_card *card, struct fw_request *r,
 	e->request.closure = handler->closure;
 
 	queue_event(client, &e->event,
-		    &e->request, sizeof e->request, payload, length);
+		    &e->request, sizeof(e->request), payload, length);
 }
 
 static void
@@ -494,7 +494,7 @@ static int ioctl_allocate(struct client *client, void *buffer)
 	struct address_handler *handler;
 	struct fw_address_region region;
 
-	handler = kmalloc(sizeof *handler, GFP_KERNEL);
+	handler = kmalloc(sizeof(*handler), GFP_KERNEL);
 	if (handler == NULL)
 		return -ENOMEM;
 
@@ -581,7 +581,7 @@ static int ioctl_add_descriptor(struct client *client, void *buffer)
 		return -EINVAL;
 
 	descriptor =
-		kmalloc(sizeof *descriptor + request->length * 4, GFP_KERNEL);
+		kmalloc(sizeof(*descriptor) + request->length * 4, GFP_KERNEL);
 	if (descriptor == NULL)
 		return -ENOMEM;
 
@@ -623,7 +623,7 @@ iso_callback(struct fw_iso_context *context, u32 cycle,
 	struct client *client = data;
 	struct iso_interrupt *interrupt;
 
-	interrupt = kzalloc(sizeof *interrupt + header_length, GFP_ATOMIC);
+	interrupt = kzalloc(sizeof(*interrupt) + header_length, GFP_ATOMIC);
 	if (interrupt == NULL)
 		return;
 
@@ -634,7 +634,7 @@ iso_callback(struct fw_iso_context *context, u32 cycle,
 	memcpy(interrupt->interrupt.header, header, header_length);
 	queue_event(client, &interrupt->event,
 		    &interrupt->interrupt,
-		    sizeof interrupt->interrupt + header_length, NULL, 0);
+		    sizeof(interrupt->interrupt) + header_length, NULL, 0);
 }
 
 static int ioctl_create_iso_context(struct client *client, void *buffer)
@@ -717,7 +717,7 @@ static int ioctl_queue_iso(struct client *client, void *buffer)
 	end = (void __user *)p + request->size;
 	count = 0;
 	while (p < end) {
-		if (__copy_from_user(&u.packet, p, sizeof *p))
+		if (__copy_from_user(&u.packet, p, sizeof(*p)))
 			return -EFAULT;
 
 		if (ctx->type == FW_ISO_CONTEXT_TRANSMIT) {
@@ -819,7 +819,7 @@ dispatch_ioctl(struct client *client, unsigned int cmd, void __user *arg)
 		return -EINVAL;
 
 	if (_IOC_DIR(cmd) & _IOC_WRITE) {
-		if (_IOC_SIZE(cmd) > sizeof buffer ||
+		if (_IOC_SIZE(cmd) > sizeof(buffer) ||
 		    copy_from_user(buffer, arg, _IOC_SIZE(cmd)))
 			return -EFAULT;
 	}
@@ -829,7 +829,7 @@ dispatch_ioctl(struct client *client, unsigned int cmd, void __user *arg)
 		return retval;
 
 	if (_IOC_DIR(cmd) & _IOC_READ) {
-		if (_IOC_SIZE(cmd) > sizeof buffer ||
+		if (_IOC_SIZE(cmd) > sizeof(buffer) ||
 		    copy_to_user(arg, buffer, _IOC_SIZE(cmd)))
 			return -EFAULT;
 	}
diff --git a/drivers/firewire/fw-device.c b/drivers/firewire/fw-device.c
index 8e5f17f5e98a4ef0e71bfe2c9c382d5a1cdaf095..c1ce465d97103b3855393cd79bdfd778d531d41b 100644
--- a/drivers/firewire/fw-device.c
+++ b/drivers/firewire/fw-device.c
@@ -138,7 +138,7 @@ fw_unit_uevent(struct device *dev, char **envp, int num_envp,
 	int length = 0;
 	int i = 0;
 
-	get_modalias(unit, modalias, sizeof modalias);
+	get_modalias(unit, modalias, sizeof(modalias));
 
 	if (add_uevent_var(envp, num_envp, &i,
 			   buffer, buffer_size, &length,
@@ -533,7 +533,7 @@ static void create_units(struct fw_device *device)
 		 * Get the address of the unit directory and try to
 		 * match the drivers id_tables against it.
 		 */
-		unit = kzalloc(sizeof *unit, GFP_KERNEL);
+		unit = kzalloc(sizeof(*unit), GFP_KERNEL);
 		if (unit == NULL) {
 			fw_error("failed to allocate memory for unit\n");
 			continue;
@@ -543,7 +543,7 @@ static void create_units(struct fw_device *device)
 		unit->device.bus = &fw_bus_type;
 		unit->device.type = &fw_unit_type;
 		unit->device.parent = &device->device;
-		snprintf(unit->device.bus_id, sizeof unit->device.bus_id,
+		snprintf(unit->device.bus_id, sizeof(unit->device.bus_id),
 			 "%s.%d", device->device.bus_id, i++);
 
 		init_fw_attribute_group(&unit->device,
@@ -653,7 +653,7 @@ static void fw_device_init(struct work_struct *work)
 	device->device.type = &fw_device_type;
 	device->device.parent = device->card->device;
 	device->device.devt = MKDEV(fw_cdev_major, minor);
-	snprintf(device->device.bus_id, sizeof device->device.bus_id,
+	snprintf(device->device.bus_id, sizeof(device->device.bus_id),
 		 "fw%d", minor);
 
 	init_fw_attribute_group(&device->device,
diff --git a/drivers/firewire/fw-ohci.c b/drivers/firewire/fw-ohci.c
index 7d91b7e8f028b9a4bbbe42527224ab508b1dae63..5833ce1b040b607d63012a7e42809273cef39813 100644
--- a/drivers/firewire/fw-ohci.c
+++ b/drivers/firewire/fw-ohci.c
@@ -255,7 +255,7 @@ static int ar_context_add_page(struct ar_context *ctx)
 		return -ENOMEM;
 	}
 
-	memset(&ab->descriptor, 0, sizeof ab->descriptor);
+	memset(&ab->descriptor, 0, sizeof(ab->descriptor));
 	ab->descriptor.control        = cpu_to_le16(DESCRIPTOR_INPUT_MORE |
 						    DESCRIPTOR_STATUS |
 						    DESCRIPTOR_BRANCH_ALWAYS);
@@ -440,7 +440,7 @@ static void context_tasklet(unsigned long data)
 	while (last->branch_address != 0) {
 		address = le32_to_cpu(last->branch_address);
 		z = address & 0xf;
-		d = ctx->buffer + (address - ctx->buffer_bus) / sizeof *d;
+		d = ctx->buffer + (address - ctx->buffer_bus) / sizeof(*d);
 		last = (z == 2) ? d : d + z - 1;
 
 		if (!ctx->callback(ctx, d, last))
@@ -487,7 +487,7 @@ context_init(struct context *ctx, struct fw_ohci *ohci,
 	 * element so that head == tail means buffer full.
 	 */
 
-	memset(ctx->head_descriptor, 0, sizeof *ctx->head_descriptor);
+	memset(ctx->head_descriptor, 0, sizeof(*ctx->head_descriptor));
 	ctx->head_descriptor->control = cpu_to_le16(DESCRIPTOR_OUTPUT_LAST);
 	ctx->head_descriptor->transfer_status = cpu_to_le16(0x8011);
 	ctx->head_descriptor++;
@@ -512,7 +512,7 @@ context_get_descriptors(struct context *ctx, int z, dma_addr_t *d_bus)
 
 	d = ctx->head_descriptor;
 	tail = ctx->tail_descriptor;
-	end = ctx->buffer + ctx->buffer_size / sizeof(struct descriptor);
+	end = ctx->buffer + ctx->buffer_size / sizeof(*d);
 
 	if (d + z <= tail) {
 		goto has_space;
@@ -526,8 +526,8 @@ context_get_descriptors(struct context *ctx, int z, dma_addr_t *d_bus)
 	return NULL;
 
  has_space:
-	memset(d, 0, z * sizeof *d);
-	*d_bus = ctx->buffer_bus + (d - ctx->buffer) * sizeof *d;
+	memset(d, 0, z * sizeof(*d));
+	*d_bus = ctx->buffer_bus + (d - ctx->buffer) * sizeof(*d);
 
 	return d;
 }
@@ -548,7 +548,7 @@ static void context_append(struct context *ctx,
 {
 	dma_addr_t d_bus;
 
-	d_bus = ctx->buffer_bus + (d - ctx->buffer) * sizeof *d;
+	d_bus = ctx->buffer_bus + (d - ctx->buffer) * sizeof(*d);
 
 	ctx->head_descriptor = d + z + extra;
 	ctx->prev_descriptor->branch_address = cpu_to_le32(d_bus | z);
@@ -820,7 +820,7 @@ handle_local_lock(struct fw_ohci *ohci, struct fw_packet *packet, u32 csr)
 		fw_notify("swap not done yet\n");
 
 	fw_fill_response(&response, packet->header,
-			 RCODE_COMPLETE, &lock_old, sizeof lock_old);
+			 RCODE_COMPLETE, &lock_old, sizeof(lock_old));
  out:
 	fw_core_handle_response(&ohci->card, &response);
 }
@@ -1376,7 +1376,7 @@ ohci_allocate_iso_context(struct fw_card *card, int type, size_t header_size)
 		regs = OHCI1394_IsoRcvContextBase(index);
 
 	ctx = &list[index];
-	memset(ctx, 0, sizeof *ctx);
+	memset(ctx, 0, sizeof(*ctx));
 	ctx->header_length = 0;
 	ctx->header = (void *) __get_free_page(GFP_KERNEL);
 	if (ctx->header == NULL)
@@ -1518,7 +1518,7 @@ ohci_queue_iso_transmit(struct fw_iso_context *base,
 	z += payload_z;
 
 	/* Get header size in number of descriptors. */
-	header_z = DIV_ROUND_UP(p->header_length, sizeof *d);
+	header_z = DIV_ROUND_UP(p->header_length, sizeof(*d));
 
 	d = context_get_descriptors(&ctx->context, z + header_z, &d_bus);
 	if (d == NULL)
@@ -1541,7 +1541,7 @@ ohci_queue_iso_transmit(struct fw_iso_context *base,
 
 	if (p->header_length > 0) {
 		d[2].req_count    = cpu_to_le16(p->header_length);
-		d[2].data_address = cpu_to_le32(d_bus + z * sizeof *d);
+		d[2].data_address = cpu_to_le32(d_bus + z * sizeof(*d));
 		memcpy(&d[z], p->header, p->header_length);
 	}
 
@@ -1620,7 +1620,7 @@ ohci_queue_iso_receive_dualbuffer(struct fw_iso_context *base,
 	header_size = packet_count * (ctx->base.header_size + 4);
 
 	/* Get header size in number of descriptors. */
-	header_z = DIV_ROUND_UP(header_size, sizeof *d);
+	header_z = DIV_ROUND_UP(header_size, sizeof(*d));
 	page     = payload >> PAGE_SHIFT;
 	offset   = payload & ~PAGE_MASK;
 	rest     = p->payload_length;
@@ -1639,7 +1639,7 @@ ohci_queue_iso_receive_dualbuffer(struct fw_iso_context *base,
 		db->first_size = cpu_to_le16(ctx->base.header_size + 4);
 		db->first_req_count = cpu_to_le16(header_size);
 		db->first_res_count = db->first_req_count;
-		db->first_buffer = cpu_to_le32(d_bus + sizeof *db);
+		db->first_buffer = cpu_to_le32(d_bus + sizeof(*db));
 
 		if (offset + rest < PAGE_SIZE)
 			length = rest;
@@ -1755,7 +1755,7 @@ pci_probe(struct pci_dev *dev, const struct pci_device_id *ent)
 	int error_code;
 	size_t size;
 
-	ohci = kzalloc(sizeof *ohci, GFP_KERNEL);
+	ohci = kzalloc(sizeof(*ohci), GFP_KERNEL);
 	if (ohci == NULL) {
 		fw_error("Could not malloc fw_ohci data.\n");
 		return -ENOMEM;
diff --git a/drivers/firewire/fw-sbp2.c b/drivers/firewire/fw-sbp2.c
index e2ffbc87dcfeaf4bd49b6012c6bb71f1a9e3e013..68300414e5f44060ec8be59d1d0cf79a6d491fdc 100644
--- a/drivers/firewire/fw-sbp2.c
+++ b/drivers/firewire/fw-sbp2.c
@@ -279,7 +279,7 @@ sbp2_status_write(struct fw_card *card, struct fw_request *request,
 	unsigned long flags;
 
 	if (tcode != TCODE_WRITE_BLOCK_REQUEST ||
-	    length == 0 || length > sizeof status) {
+	    length == 0 || length > sizeof(status)) {
 		fw_send_response(card, request, RCODE_TYPE_ERROR);
 		return;
 	}
@@ -340,7 +340,7 @@ sbp2_send_orb(struct sbp2_orb *orb, struct fw_unit *unit,
 
 	orb->pointer.high = 0;
 	orb->pointer.low = orb->request_bus;
-	fw_memcpy_to_be32(&orb->pointer, &orb->pointer, sizeof orb->pointer);
+	fw_memcpy_to_be32(&orb->pointer, &orb->pointer, sizeof(orb->pointer));
 
 	spin_lock_irqsave(&device->card->lock, flags);
 	list_add_tail(&orb->link, &sd->orb_list);
@@ -349,7 +349,7 @@ sbp2_send_orb(struct sbp2_orb *orb, struct fw_unit *unit,
 	fw_send_request(device->card, &orb->t, TCODE_WRITE_BLOCK_REQUEST,
 			node_id, generation,
 			device->node->max_speed, offset,
-			&orb->pointer, sizeof orb->pointer,
+			&orb->pointer, sizeof(orb->pointer),
 			complete_transaction, orb);
 }
 
@@ -386,7 +386,7 @@ complete_management_orb(struct sbp2_orb *base_orb, struct sbp2_status *status)
 	    (struct sbp2_management_orb *)base_orb;
 
 	if (status)
-		memcpy(&orb->status, status, sizeof *status);
+		memcpy(&orb->status, status, sizeof(*status));
 	complete(&orb->done);
 }
 
@@ -399,7 +399,7 @@ sbp2_send_management_orb(struct fw_unit *unit, int node_id, int generation,
 	struct sbp2_management_orb *orb;
 	int retval = -ENOMEM;
 
-	orb = kzalloc(sizeof *orb, GFP_ATOMIC);
+	orb = kzalloc(sizeof(*orb), GFP_ATOMIC);
 	if (orb == NULL)
 		return -ENOMEM;
 
@@ -409,13 +409,13 @@ sbp2_send_management_orb(struct fw_unit *unit, int node_id, int generation,
 	 */
 	orb->base.request_bus =
 		dma_map_single(device->card->device, &orb->request,
-			       sizeof orb->request, DMA_TO_DEVICE);
+			       sizeof(orb->request), DMA_TO_DEVICE);
 	if (dma_mapping_error(orb->base.request_bus))
 		goto out;
 
 	orb->response_bus =
 		dma_map_single(device->card->device, &orb->response,
-			       sizeof orb->response, DMA_FROM_DEVICE);
+			       sizeof(orb->response), DMA_FROM_DEVICE);
 	if (dma_mapping_error(orb->response_bus))
 		goto out;
 
@@ -427,7 +427,7 @@ sbp2_send_management_orb(struct fw_unit *unit, int node_id, int generation,
 		MANAGEMENT_ORB_FUNCTION(function) |
 		MANAGEMENT_ORB_LUN(lun);
 	orb->request.length =
-		MANAGEMENT_ORB_RESPONSE_LENGTH(sizeof orb->response);
+		MANAGEMENT_ORB_RESPONSE_LENGTH(sizeof(orb->response));
 
 	orb->request.status_fifo.high = sd->address_handler.offset >> 32;
 	orb->request.status_fifo.low  = sd->address_handler.offset;
@@ -443,7 +443,7 @@ sbp2_send_management_orb(struct fw_unit *unit, int node_id, int generation,
 			MANAGEMENT_ORB_RECONNECT(0);
 	}
 
-	fw_memcpy_to_be32(&orb->request, &orb->request, sizeof orb->request);
+	fw_memcpy_to_be32(&orb->request, &orb->request, sizeof(orb->request));
 
 	init_completion(&orb->done);
 	orb->base.callback = complete_management_orb;
@@ -478,13 +478,13 @@ sbp2_send_management_orb(struct fw_unit *unit, int node_id, int generation,
 	retval = 0;
  out:
 	dma_unmap_single(device->card->device, orb->base.request_bus,
-			 sizeof orb->request, DMA_TO_DEVICE);
+			 sizeof(orb->request), DMA_TO_DEVICE);
 	dma_unmap_single(device->card->device, orb->response_bus,
-			 sizeof orb->response, DMA_FROM_DEVICE);
+			 sizeof(orb->response), DMA_FROM_DEVICE);
 
 	if (response)
 		fw_memcpy_from_be32(response,
-				    orb->response, sizeof orb->response);
+				    orb->response, sizeof(orb->response));
 	kfree(orb);
 
 	return retval;
@@ -506,14 +506,14 @@ static int sbp2_agent_reset(struct fw_unit *unit)
 	struct fw_transaction *t;
 	static u32 zero;
 
-	t = kzalloc(sizeof *t, GFP_ATOMIC);
+	t = kzalloc(sizeof(*t), GFP_ATOMIC);
 	if (t == NULL)
 		return -ENOMEM;
 
 	fw_send_request(device->card, t, TCODE_WRITE_QUADLET_REQUEST,
 			sd->node_id, sd->generation, SCODE_400,
 			sd->command_block_agent_address + SBP2_AGENT_RESET,
-			&zero, sizeof zero, complete_agent_reset_write, t);
+			&zero, sizeof(zero), complete_agent_reset_write, t);
 
 	return 0;
 }
@@ -870,7 +870,7 @@ complete_command_orb(struct sbp2_orb *base_orb, struct sbp2_status *status)
 	}
 
 	dma_unmap_single(device->card->device, orb->base.request_bus,
-			 sizeof orb->request, DMA_TO_DEVICE);
+			 sizeof(orb->request), DMA_TO_DEVICE);
 
 	if (orb->cmd->use_sg > 0) {
 		sg = (struct scatterlist *)orb->cmd->request_buffer;
@@ -880,11 +880,11 @@ complete_command_orb(struct sbp2_orb *base_orb, struct sbp2_status *status)
 
 	if (orb->page_table_bus != 0)
 		dma_unmap_single(device->card->device, orb->page_table_bus,
-				 sizeof orb->page_table_bus, DMA_TO_DEVICE);
+				 sizeof(orb->page_table_bus), DMA_TO_DEVICE);
 
 	if (orb->request_buffer_bus != 0)
 		dma_unmap_single(device->card->device, orb->request_buffer_bus,
-				 sizeof orb->request_buffer_bus,
+				 sizeof(orb->request_buffer_bus),
 				 DMA_FROM_DEVICE);
 
 	orb->cmd->result = result;
@@ -944,7 +944,7 @@ static int sbp2_command_orb_map_scatterlist(struct sbp2_command_orb *orb)
 		}
 	}
 
-	size = sizeof orb->page_table[0] * j;
+	size = sizeof(orb->page_table[0]) * j;
 
 	/*
 	 * The data_descriptor pointer is the one case where we need
@@ -997,7 +997,7 @@ static int sbp2_scsi_queuecommand(struct scsi_cmnd *cmd, scsi_done_fn_t done)
 		return 0;
 	}
 
-	orb = kzalloc(sizeof *orb, GFP_ATOMIC);
+	orb = kzalloc(sizeof(*orb), GFP_ATOMIC);
 	if (orb == NULL) {
 		fw_notify("failed to alloc orb\n");
 		goto fail_alloc;
@@ -1007,7 +1007,7 @@ static int sbp2_scsi_queuecommand(struct scsi_cmnd *cmd, scsi_done_fn_t done)
 	orb->base.rcode = -1;
 	orb->base.request_bus =
 		dma_map_single(device->card->device, &orb->request,
-			       sizeof orb->request, DMA_TO_DEVICE);
+			       sizeof(orb->request), DMA_TO_DEVICE);
 	if (dma_mapping_error(orb->base.request_bus))
 		goto fail_mapping;
 
@@ -1038,10 +1038,10 @@ static int sbp2_scsi_queuecommand(struct scsi_cmnd *cmd, scsi_done_fn_t done)
 	if (cmd->use_sg && sbp2_command_orb_map_scatterlist(orb) < 0)
 		goto fail_map_payload;
 
-	fw_memcpy_to_be32(&orb->request, &orb->request, sizeof orb->request);
+	fw_memcpy_to_be32(&orb->request, &orb->request, sizeof(orb->request));
 
 	memset(orb->request.command_block,
-	       0, sizeof orb->request.command_block);
+	       0, sizeof(orb->request.command_block));
 	memcpy(orb->request.command_block, cmd->cmnd, COMMAND_SIZE(*cmd->cmnd));
 
 	orb->base.callback = complete_command_orb;
@@ -1053,7 +1053,7 @@ static int sbp2_scsi_queuecommand(struct scsi_cmnd *cmd, scsi_done_fn_t done)
 
  fail_map_payload:
 	dma_unmap_single(device->card->device, orb->base.request_bus,
-			 sizeof orb->request, DMA_TO_DEVICE);
+			 sizeof(orb->request), DMA_TO_DEVICE);
  fail_mapping:
 	kfree(orb);
  fail_alloc:
diff --git a/drivers/firewire/fw-topology.c b/drivers/firewire/fw-topology.c
index b9dce70b3aed11015be60fef2435afc5223a64fa..7aebb8ae0efa0a1723ee473b653df4db977a7eaa 100644
--- a/drivers/firewire/fw-topology.c
+++ b/drivers/firewire/fw-topology.c
@@ -97,7 +97,7 @@ static struct fw_node *fw_node_create(u32 sid, int port_count, int color)
 {
 	struct fw_node *node;
 
-	node = kzalloc(sizeof *node + port_count * sizeof node->ports[0],
+	node = kzalloc(sizeof(*node) + port_count * sizeof(node->ports[0]),
 		       GFP_ATOMIC);
 	if (node == NULL)
 		return NULL;
diff --git a/drivers/firewire/fw-transaction.c b/drivers/firewire/fw-transaction.c
index 01c438f1c6706f87eddf7181911c0d639f84ed10..80d0121463d0d7fee8b0a49b6e56a3aab53b20f3 100644
--- a/drivers/firewire/fw-transaction.c
+++ b/drivers/firewire/fw-transaction.c
@@ -305,7 +305,7 @@ static void send_phy_packet(struct fw_card *card, u32 data, int generation)
 {
 	struct fw_packet *packet;
 
-	packet = kzalloc(sizeof *packet, GFP_ATOMIC);
+	packet = kzalloc(sizeof(*packet), GFP_ATOMIC);
 	if (packet == NULL)
 		return;
 
@@ -572,7 +572,7 @@ allocate_request(struct fw_packet *p)
 		return NULL;
 	}
 
-	request = kmalloc(sizeof *request + length, GFP_ATOMIC);
+	request = kmalloc(sizeof(*request) + length, GFP_ATOMIC);
 	if (request == NULL)
 		return NULL;
 
@@ -592,7 +592,7 @@ allocate_request(struct fw_packet *p)
 	if (data)
 		memcpy(request->data, data, length);
 
-	memcpy(request->request_header, p->header, sizeof p->header);
+	memcpy(request->request_header, p->header, sizeof(p->header));
 
 	return request;
 }