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Dereference before null check

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This commit is contained in:
xiongweichao
2021-11-12 14:40:23 +08:00
parent 564f9e8f68
commit 101ad32110
7 changed files with 26 additions and 32 deletions
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components/bt/host/bluedroid/stack/l2cap/l2c_ble.c
+7 -6
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@@ -1206,6 +1206,8 @@ void l2cble_update_data_length(tL2C_LCB *p_lcb)
void l2cble_process_data_length_change_event(UINT16 handle, UINT16 tx_data_len, UINT16 rx_data_len)
{
tL2C_LCB *p_lcb = l2cu_find_lcb_by_handle(handle);
tACL_CONN *p_acl = btm_handle_to_acl(handle);
tBTM_LE_SET_PKT_DATA_LENGTH_PARAMS data_length_params;
L2CAP_TRACE_DEBUG("%s TX data len = %d", __FUNCTION__, tx_data_len);
if (p_lcb == NULL) {
@@ -1216,16 +1218,15 @@ void l2cble_process_data_length_change_event(UINT16 handle, UINT16 tx_data_len,
p_lcb->tx_data_len = tx_data_len;
}
tACL_CONN *p_acl = btm_handle_to_acl(handle);
tBTM_LE_SET_PKT_DATA_LENGTH_PARAMS data_length_params;
data_length_params.rx_len = rx_data_len;
data_length_params.tx_len = tx_data_len;
p_acl->data_length_params = data_length_params;
if (p_acl != NULL && p_acl->p_set_pkt_data_cback){
(*p_acl->p_set_pkt_data_cback)(BTM_SUCCESS, &data_length_params);
}
if(p_acl) {
p_acl->data_length_params = data_length_params;
if (p_acl->p_set_pkt_data_cback) {
(*p_acl->p_set_pkt_data_cback)(BTM_SUCCESS, &data_length_params);
}
p_acl->data_len_updating = false;
if(p_acl->data_len_waiting) {
p_acl->data_len_waiting = false;