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release packet buffer if ACL send fails

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This commit is contained in:
matthias.ringwald@gmail.com 2014-07-01 21:47:22 +00:00
parent cc9ea97c78
commit 97b61c7b5a
1 changed files with 14 additions and 7 deletions
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21
src/hci.c
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@ -304,11 +304,17 @@ int hci_transport_synchronous(void){
int hci_send_acl_packet(uint8_t *packet, int size){
// check for free places on BT module
if (!hci_number_free_acl_slots()) return BTSTACK_ACL_BUFFERS_FULL;
if (!hci_number_free_acl_slots()) {
hci_release_packet_buffer();
return BTSTACK_ACL_BUFFERS_FULL;
}
hci_con_handle_t con_handle = READ_ACL_CONNECTION_HANDLE(packet);
hci_connection_t *connection = hci_connection_for_handle( con_handle);
if (!connection) return 0;
if (!connection) {
hci_release_packet_buffer();
return 0;
}
hci_connection_timestamp(connection);
// count packet
@ -320,7 +326,7 @@ int hci_send_acl_packet(uint8_t *packet, int size){
// free packet buffer for synchronous transport implementations
if (hci_transport_synchronous() && (packet == hci_stack->hci_packet_buffer)){
hci_stack->hci_packet_buffer_reserved = 0;
hci_release_packet_buffer();
}
return err;
@ -1217,7 +1223,10 @@ int hci_power_control(HCI_POWER_MODE power_mode){
switch (power_mode){
case HCI_POWER_ON:
err = hci_power_control_on();
if (err) return err;
if (err) {
log_error("hci_power_control_on() error %u", err);
return err;
}
// set up state machine
hci_stack->num_cmd_packets = 1; // assume that one cmd can be sent
hci_stack->state = HCI_STATE_INITIALIZING;
@ -1487,8 +1496,6 @@ void hci_run(){
break;
}
if (connection->authentication_flags & HANDLE_LINK_KEY_REQUEST){
log_info("responding to link key request\n");
connectionClearAuthenticationFlags(connection, HANDLE_LINK_KEY_REQUEST);