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Merge pull request #13342 from wosym/pr/socketcanfix

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cpu/native/can/candev_linux: add check for real can
This commit is contained in:
Kaspar Schleiser 2020-02-24 09:39:12 +01:00 committed by GitHub
commit 58450c6c59
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1 changed files with 10 additions and 1 deletions
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11
cpu/native/can/candev_linux.c
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@ -195,7 +195,14 @@ static int _init(candev_t *candev)
real_bind(dev->sock, (struct sockaddr *)&addr, sizeof(addr));
_set_bittiming(dev, &candev->bittiming);
/* Only set bitrate on real can interfaces.
* Not supported on virtual can interfaces ("vcanX") */
if (strncmp(dev->conf->interface_name, "can", strlen("can"))) {
DEBUG("not setting bitrate on virtual can interface %s\n", dev->conf->interface_name);
}
else {
_set_bittiming(dev, &candev->bittiming);
}
DEBUG("CAN linux device ready\n");
@ -300,6 +307,8 @@ static int _set(candev_t *candev, canopt_t opt, void *value, size_t value_len)
case CANOPT_BITTIMING:
DEBUG("candev_linux: CANOPT_BITTIMING\n");
/* Only set bitrate on real can interfaces.
* Not supported on virtual can interfaces ("vcanX") */
if (strncmp(dev->conf->interface_name, "can", strlen("can"))) {
DEBUG("candev_native: _set: error interface is not real can\n");
return -EINVAL;