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TSCH: fix CCA checking logic

This commit is contained in:
Simon Duquennoy 2018-09-28 16:16:25 +02:00
parent 1f4f0c406c
commit 3e83903ee5
1 changed files with 1 additions and 1 deletions
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2
os/net/mac/tsch/tsch-slot-operation.c
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@ -514,7 +514,7 @@ PT_THREAD(tsch_tx_slot(struct pt *pt, struct rtimer *t))
TSCH_DEBUG_TX_EVENT();
tsch_radio_on(TSCH_RADIO_CMD_ON_WITHIN_TIMESLOT);
/* CCA */
BUSYWAIT_UNTIL_ABS(!(cca_status |= NETSTACK_RADIO.channel_clear()),
BUSYWAIT_UNTIL_ABS(!(cca_status &= NETSTACK_RADIO.channel_clear()),
current_slot_start, tsch_timing[tsch_ts_cca_offset] + tsch_timing[tsch_ts_cca]);
TSCH_DEBUG_TX_EVENT();
/* there is not enough time to turn radio off */