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tests/candev: prevent deadlock when sending CAN messages without payload

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This commit is contained in:
Wouter Symons 2020-09-27 22:59:22 +02:00
parent 680476c6a0
commit 4c2bc23a7a
1 changed files with 3 additions and 0 deletions
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3
tests/candev/main.c
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@ -112,6 +112,9 @@ static int _receive(int argc, char **argv)
((uint32_t)buf[3]); ((uint32_t)buf[3]);
isrpipe_read(&rxbuf, buf, 1); /* can-dlc */ isrpipe_read(&rxbuf, buf, 1); /* can-dlc */
can_dlc = buf[0]; can_dlc = buf[0];
if (can_dlc > 0) {
isrpipe_read(&rxbuf, buf, can_dlc); /* data */
}
printf("id: %" PRIx32 " dlc: %" PRIx8 " Data: \n", can_id, can_dlc); printf("id: %" PRIx32 " dlc: %" PRIx8 " Data: \n", can_id, can_dlc);
for (int i = 0; i < can_dlc; i++) { for (int i = 0; i < can_dlc; i++) {