riot-ci/RIOT
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

drivers/mcp2515: use container_of()

Browse Source 
This silences false positives of -Wcast-align
This commit is contained in:
Marian Buschsieweke 2021-11-07 09:01:10 +01:00
parent 509ced8abb
commit c97a2119f3
No known key found for this signature in database
GPG Key ID: CB8E3238CE715A94
1 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/mcp2515/candev_mcp2515.c
View File

@ -119,7 +119,7 @@ static void _mcp2515_irq_handler(void *arg)
static int _init(candev_t *candev) static int _init(candev_t *candev)
{ {
int res = 0; int res = 0;
candev_mcp2515_t *dev = (candev_mcp2515_t *)candev; candev_mcp2515_t *dev = container_of(candev, candev_mcp2515_t, candev);
memset(dev->tx_mailbox, 0, sizeof(dev->tx_mailbox)); memset(dev->tx_mailbox, 0, sizeof(dev->tx_mailbox));
@ -151,7 +151,7 @@ static int _init(candev_t *candev)
static int _send(candev_t *candev, const struct can_frame *frame) static int _send(candev_t *candev, const struct can_frame *frame)
{ {
candev_mcp2515_t *dev = (candev_mcp2515_t *)candev; candev_mcp2515_t *dev = container_of(candev, candev_mcp2515_t, candev);
int box; int box;
int ret = 0; int ret = 0;
enum mcp2515_mode mode; enum mcp2515_mode mode;
@ -210,7 +210,7 @@ static int _send(candev_t *candev, const struct can_frame *frame)
static int _abort(candev_t *candev, const struct can_frame *frame) static int _abort(candev_t *candev, const struct can_frame *frame)
{ {
candev_mcp2515_t *dev = (candev_mcp2515_t *)candev; candev_mcp2515_t *dev = container_of(candev, candev_mcp2515_t, candev);
int box; int box;
DEBUG("Inside mcp2515 abort\n"); DEBUG("Inside mcp2515 abort\n");
@ -241,7 +241,7 @@ static int _abort(candev_t *candev, const struct can_frame *frame)
static void _isr(candev_t *candev) static void _isr(candev_t *candev)
{ {
uint8_t flag; uint8_t flag;
candev_mcp2515_t *dev = (candev_mcp2515_t *)candev; candev_mcp2515_t *dev = container_of(candev, candev_mcp2515_t, candev);
if (mutex_trylock(&_mcp_mutex)) { if (mutex_trylock(&_mcp_mutex)) {
flag = mcp2515_get_irq(dev); flag = mcp2515_get_irq(dev);
@ -309,7 +309,7 @@ static void _isr(candev_t *candev)
static int _set(candev_t *candev, canopt_t opt, void *value, size_t value_len) static int _set(candev_t *candev, canopt_t opt, void *value, size_t value_len)
{ {
candev_mcp2515_t *dev = (candev_mcp2515_t *)candev; candev_mcp2515_t *dev = container_of(candev, candev_mcp2515_t, candev);
int res = 0; int res = 0;
DEBUG("Inside mcp2515 set opt=%d\n", opt); DEBUG("Inside mcp2515 set opt=%d\n", opt);
@ -379,7 +379,7 @@ static int _set(candev_t *candev, canopt_t opt, void *value, size_t value_len)
static int _get(candev_t *candev, canopt_t opt, void *value, size_t max_len) static int _get(candev_t *candev, canopt_t opt, void *value, size_t max_len)
{ {
candev_mcp2515_t *dev = (candev_mcp2515_t *)candev; candev_mcp2515_t *dev = container_of(candev, candev_mcp2515_t, candev);
int res = 0; int res = 0;
DEBUG("Inside mcp2515 get opt=%d\n", opt); DEBUG("Inside mcp2515 get opt=%d\n", opt);
@ -436,7 +436,7 @@ static int _set_filter(candev_t *dev, const struct can_filter *filter)
int res = -1; int res = -1;
enum mcp2515_mode mode; enum mcp2515_mode mode;
candev_mcp2515_t *dev_mcp = (candev_mcp2515_t *)dev; candev_mcp2515_t *dev_mcp = container_of(dev, candev_mcp2515_t, candev);
if (f.can_mask == 0) { if (f.can_mask == 0) {
return -EINVAL; /* invalid mask */ return -EINVAL; /* invalid mask */
@ -538,7 +538,7 @@ static int _remove_filter(candev_t *dev, const struct can_filter *filter)
int res = 0; int res = 0;
enum mcp2515_mode mode; enum mcp2515_mode mode;
candev_mcp2515_t *dev_mcp = (candev_mcp2515_t *)dev; candev_mcp2515_t *dev_mcp = container_of(dev, candev_mcp2515_t, candev);
if (f.can_mask == 0) { if (f.can_mask == 0) {
return -1; /* invalid mask */ return -1; /* invalid mask */