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subsys: bluetooth: host: Ensure PDUs are not allocated in ISR

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`bt_conn_create_pdu()` must not be called in ISR has the call
might be blocking.

Signed-off-by: Olivier Martin <olivier.martin@proglove.de>
This commit is contained in:
Olivier Martin 2018-08-16 17:56:49 +02:00 • committed by Anas Nashif
commit c3118e66ee
1 changed files with 6 additions and 0 deletions
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6
subsys/bluetooth/host/conn.c
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@ -1943,6 +1943,12 @@ struct net_buf *bt_conn_create_pdu(struct net_buf_pool *pool, size_t reserve)
{
struct net_buf *buf;
/*
* PDU must not be allocated from ISR as we block with 'K_FOREVER'
* during the allocation
*/
__ASSERT_NO_MSG(!k_is_in_isr());
if (!pool) {
pool = &acl_tx_pool;
}