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[media] siano: cleanups at smscoreapi.c

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Some cleanups at smscoreapi. Most are just CodingStyle.
Also, use kzalloc when allocating a new buffer, as it initializes
the allocated space with zero.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2013-03-07 11:38:57 -03:00
parent 9e915e5bc8
commit e5d218ee75
2 changed files with 16 additions and 10 deletions
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25
drivers/media/common/siano/smscoreapi.c
View File

@ -490,10 +490,10 @@ static enum sms_device_type_st smscore_registry_gettype(char *devpath)
else
sms_err("No registry found.");
return -1;
return -EINVAL;
}
void smscore_registry_setmode(char *devpath, int mode)
static void smscore_registry_setmode(char *devpath, int mode)
{
struct smscore_registry_entry_t *entry;
@ -633,10 +633,11 @@ static struct
smscore_buffer_t *smscore_createbuffer(u8 *buffer, void *common_buffer,
dma_addr_t common_buffer_phys)
{
struct smscore_buffer_t *cb =
kmalloc(sizeof(struct smscore_buffer_t), GFP_KERNEL);
struct smscore_buffer_t *cb;
cb = kzalloc(sizeof(struct smscore_buffer_t), GFP_KERNEL);
if (!cb) {
sms_info("kmalloc(...) failed");
sms_info("kzalloc(...) failed");
return NULL;
}
@ -710,9 +711,10 @@ int smscore_register_device(struct smsdevice_params_t *params,
for (buffer = dev->common_buffer;
dev->num_buffers < params->num_buffers;
dev->num_buffers++, buffer += params->buffer_size) {
struct smscore_buffer_t *cb =
smscore_createbuffer(buffer, dev->common_buffer,
dev->common_buffer_phys);
struct smscore_buffer_t *cb;
cb = smscore_createbuffer(buffer, dev->common_buffer,
dev->common_buffer_phys);
if (!cb) {
smscore_unregister_device(dev);
return -ENOMEM;
@ -1192,7 +1194,9 @@ static char *smscore_get_fw_filename(struct smscore_device_t *coredev,
{
char **fw;
int board_id = smscore_get_board_id(coredev);
enum sms_device_type_st type = smscore_registry_gettype(coredev->devpath);
enum sms_device_type_st type;
type = smscore_registry_gettype(coredev->devpath);
if ((board_id == SMS_BOARD_UNKNOWN) || (lookup == 1)) {
sms_debug("trying to get fw name from lookup table mode %d type %d",
@ -1320,6 +1324,9 @@ int smscore_set_device_mode(struct smscore_device_t *coredev, int mode)
if (rc < 0)
sms_err("return error code %d.", rc);
else
sms_debug("Success setting device mode.");
return rc;
}

1
drivers/media/common/siano/smscoreapi.h
View File

@ -973,7 +973,6 @@ struct smscore_config_gpio {
char *smscore_translate_msg(enum msg_types msgtype);
extern void smscore_registry_setmode(char *devpath, int mode);
extern int smscore_registry_getmode(char *devpath);
extern int smscore_register_hotplug(hotplug_t hotplug);