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firewire: standardize a variable name 

"ret" is the new "retval".

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
This commit is contained in:
Stefan Richter 2008-12-14 21:45:45 +01:00
parent c490a6dec6
commit 2dbd7d7e23
4 changed files with 57 additions and 58 deletions
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44
drivers/firewire/fw-cdev.c
View File

@ -169,13 +169,13 @@ dequeue_event(struct client *client, char __user *buffer, size_t count)
unsigned long flags;
struct event *event;
size_t size, total;
int i, retval;
int i, ret;
retval = wait_event_interruptible(client->wait,
!list_empty(&client->event_list) ||
fw_device_is_shutdown(client->device));
if (retval < 0)
return retval;
ret = wait_event_interruptible(client->wait,
!list_empty(&client->event_list) ||
fw_device_is_shutdown(client->device));
if (ret < 0)
return ret;
if (list_empty(&client->event_list) &&
fw_device_is_shutdown(client->device))
@ -190,17 +190,17 @@ dequeue_event(struct client *client, char __user *buffer, size_t count)
for (i = 0; i < ARRAY_SIZE(event->v) && total < count; i++) {
size = min(event->v[i].size, count - total);
if (copy_to_user(buffer + total, event->v[i].data, size)) {
retval = -EFAULT;
ret = -EFAULT;
goto out;
}
total += size;
}
retval = total;
ret = total;
out:
kfree(event);
return retval;
return ret;
}
static ssize_t
@ -958,7 +958,7 @@ static int
dispatch_ioctl(struct client *client, unsigned int cmd, void __user *arg)
{
char buffer[256];
int retval;
int ret;
if (_IOC_TYPE(cmd) != '#' ||
_IOC_NR(cmd) >= ARRAY_SIZE(ioctl_handlers))
@ -970,9 +970,9 @@ dispatch_ioctl(struct client *client, unsigned int cmd, void __user *arg)
return -EFAULT;
}
retval = ioctl_handlers[_IOC_NR(cmd)](client, buffer);
if (retval < 0)
return retval;
ret = ioctl_handlers[_IOC_NR(cmd)](client, buffer);
if (ret < 0)
return ret;
if (_IOC_DIR(cmd) & _IOC_READ) {
if (_IOC_SIZE(cmd) > sizeof(buffer) ||
@ -980,7 +980,7 @@ dispatch_ioctl(struct client *client, unsigned int cmd, void __user *arg)
return -EFAULT;
}
return retval;
return ret;
}
static long
@ -1014,7 +1014,7 @@ static int fw_device_op_mmap(struct file *file, struct vm_area_struct *vma)
struct client *client = file->private_data;
enum dma_data_direction direction;
unsigned long size;
int page_count, retval;
int page_count, ret;
if (fw_device_is_shutdown(client->device))
return -ENODEV;
@ -1040,16 +1040,16 @@ static int fw_device_op_mmap(struct file *file, struct vm_area_struct *vma)
else
direction = DMA_FROM_DEVICE;
retval = fw_iso_buffer_init(&client->buffer, client->device->card,
page_count, direction);
if (retval < 0)
return retval;
ret = fw_iso_buffer_init(&client->buffer, client->device->card,
page_count, direction);
if (ret < 0)
return ret;
retval = fw_iso_buffer_map(&client->buffer, vma);
if (retval < 0)
ret = fw_iso_buffer_map(&client->buffer, vma);
if (ret < 0)
fw_iso_buffer_destroy(&client->buffer, client->device->card);
return retval;
return ret;
}
static int shutdown_resource(int id, void *p, void *data)

12
drivers/firewire/fw-iso.c
View File

@ -32,7 +32,7 @@ int
fw_iso_buffer_init(struct fw_iso_buffer *buffer, struct fw_card *card,
int page_count, enum dma_data_direction direction)
{
int i, j, retval = -ENOMEM;
int i, j;
dma_addr_t address;
buffer->page_count = page_count;
@ -69,19 +69,19 @@ fw_iso_buffer_init(struct fw_iso_buffer *buffer, struct fw_card *card,
kfree(buffer->pages);
out:
buffer->pages = NULL;
return retval;
return -ENOMEM;
}
int fw_iso_buffer_map(struct fw_iso_buffer *buffer, struct vm_area_struct *vma)
{
unsigned long uaddr;
int i, retval;
int i, ret;
uaddr = vma->vm_start;
for (i = 0; i < buffer->page_count; i++) {
retval = vm_insert_page(vma, uaddr, buffer->pages[i]);
if (retval)
return retval;
ret = vm_insert_page(vma, uaddr, buffer->pages[i]);
if (ret)
return ret;
uaddr += PAGE_SIZE;
}

51
drivers/firewire/fw-ohci.c
View File

@ -1209,7 +1209,7 @@ static void
at_context_transmit(struct context *ctx, struct fw_packet *packet)
{
unsigned long flags;
int retval;
int ret;
spin_lock_irqsave(&ctx->ohci->lock, flags);
@ -1220,10 +1220,10 @@ at_context_transmit(struct context *ctx, struct fw_packet *packet)
return;
}
retval = at_context_queue_packet(ctx, packet);
ret = at_context_queue_packet(ctx, packet);
spin_unlock_irqrestore(&ctx->ohci->lock, flags);
if (retval < 0)
if (ret < 0)
packet->callback(packet, &ctx->ohci->card, packet->ack);
}
@ -1595,7 +1595,7 @@ ohci_set_config_rom(struct fw_card *card, u32 *config_rom, size_t length)
{
struct fw_ohci *ohci;
unsigned long flags;
int retval = -EBUSY;
int ret = -EBUSY;
__be32 *next_config_rom;
dma_addr_t uninitialized_var(next_config_rom_bus);
@ -1649,7 +1649,7 @@ ohci_set_config_rom(struct fw_card *card, u32 *config_rom, size_t length)
reg_write(ohci, OHCI1394_ConfigROMmap,
ohci->next_config_rom_bus);
retval = 0;
ret = 0;
}
spin_unlock_irqrestore(&ohci->lock, flags);
@ -1661,13 +1661,13 @@ ohci_set_config_rom(struct fw_card *card, u32 *config_rom, size_t length)
* controller could need to access it before the bus reset
* takes effect.
*/
if (retval == 0)
if (ret == 0)
fw_core_initiate_bus_reset(&ohci->card, 1);
else
dma_free_coherent(ohci->card.device, CONFIG_ROM_SIZE,
next_config_rom, next_config_rom_bus);
return retval;
return ret;
}
static void ohci_send_request(struct fw_card *card, struct fw_packet *packet)
@ -1689,7 +1689,7 @@ static int ohci_cancel_packet(struct fw_card *card, struct fw_packet *packet)
struct fw_ohci *ohci = fw_ohci(card);
struct context *ctx = &ohci->at_request_ctx;
struct driver_data *driver_data = packet->driver_data;
int retval = -ENOENT;
int ret = -ENOENT;
tasklet_disable(&ctx->tasklet);
@ -1704,12 +1704,11 @@ static int ohci_cancel_packet(struct fw_card *card, struct fw_packet *packet)
driver_data->packet = NULL;
packet->ack = RCODE_CANCELLED;
packet->callback(packet, &ohci->card, packet->ack);
retval = 0;
ret = 0;
out:
tasklet_enable(&ctx->tasklet);
return retval;
return ret;
}
static int
@ -1720,7 +1719,7 @@ ohci_enable_phys_dma(struct fw_card *card, int node_id, int generation)
#else
struct fw_ohci *ohci = fw_ohci(card);
unsigned long flags;
int n, retval = 0;
int n, ret = 0;
/*
* FIXME: Make sure this bitmask is cleared when we clear the busReset
@ -1730,7 +1729,7 @@ ohci_enable_phys_dma(struct fw_card *card, int node_id, int generation)
spin_lock_irqsave(&ohci->lock, flags);
if (ohci->generation != generation) {
retval = -ESTALE;
ret = -ESTALE;
goto out;
}
@ -1748,7 +1747,8 @@ ohci_enable_phys_dma(struct fw_card *card, int node_id, int generation)
flush_writes(ohci);
out:
spin_unlock_irqrestore(&ohci->lock, flags);
return retval;
return ret;
#endif /* CONFIG_FIREWIRE_OHCI_REMOTE_DMA */
}
@ -1892,7 +1892,7 @@ ohci_allocate_iso_context(struct fw_card *card, int type, size_t header_size)
descriptor_callback_t callback;
u32 *mask, regs;
unsigned long flags;
int index, retval = -ENOMEM;
int index, ret = -ENOMEM;
if (type == FW_ISO_CONTEXT_TRANSMIT) {
mask = &ohci->it_context_mask;
@ -1928,8 +1928,8 @@ ohci_allocate_iso_context(struct fw_card *card, int type, size_t header_size)
if (ctx->header == NULL)
goto out;
retval = context_init(&ctx->context, ohci, regs, callback);
if (retval < 0)
ret = context_init(&ctx->context, ohci, regs, callback);
if (ret < 0)
goto out_with_header;
return &ctx->base;
@ -1941,7 +1941,7 @@ ohci_allocate_iso_context(struct fw_card *card, int type, size_t header_size)
*mask |= 1 << index;
spin_unlock_irqrestore(&ohci->lock, flags);
return ERR_PTR(retval);
return ERR_PTR(ret);
}
static int ohci_start_iso(struct fw_iso_context *base,
@ -2291,21 +2291,20 @@ ohci_queue_iso(struct fw_iso_context *base,
{
struct iso_context *ctx = container_of(base, struct iso_context, base);
unsigned long flags;
int retval;
int ret;
spin_lock_irqsave(&ctx->context.ohci->lock, flags);
if (base->type == FW_ISO_CONTEXT_TRANSMIT)
retval = ohci_queue_iso_transmit(base, packet, buffer, payload);
ret = ohci_queue_iso_transmit(base, packet, buffer, payload);
else if (ctx->context.ohci->use_dualbuffer)
retval = ohci_queue_iso_receive_dualbuffer(base, packet,
buffer, payload);
ret = ohci_queue_iso_receive_dualbuffer(base, packet,
buffer, payload);
else
retval = ohci_queue_iso_receive_packet_per_buffer(base, packet,
buffer,
payload);
ret = ohci_queue_iso_receive_packet_per_buffer(base, packet,
buffer, payload);
spin_unlock_irqrestore(&ctx->context.ohci->lock, flags);
return retval;
return ret;
}
static const struct fw_card_driver ohci_driver = {

8
drivers/firewire/fw-transaction.c
View File

@ -943,11 +943,11 @@ static struct fw_descriptor model_id_descriptor = {
static int __init fw_core_init(void)
{
int retval;
int ret;
retval = bus_register(&fw_bus_type);
if (retval < 0)
return retval;
ret = bus_register(&fw_bus_type);
if (ret < 0)
return ret;
fw_cdev_major = register_chrdev(0, "firewire", &fw_device_ops);
if (fw_cdev_major < 0) {