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drop old fragments if new first fragment is received

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matthias.ringwald@gmail.com 2014-11-20 15:44:57 +00:00
parent 0ca847af67
commit 23a77e1a6f
1 changed files with 6 additions and 5 deletions
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11
src/hci.c
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@ -598,6 +598,12 @@ static void acl_handler(uint8_t *packet, int size){
case 0x02: { // first fragment case 0x02: { // first fragment
// sanity check
if (conn->acl_recombination_pos) {
log_error( "ACL First Fragment but data in buffer for handle 0x%02x, dropping stale fragments", con_handle);
conn->acl_recombination_pos = 0;
}
// peek into L2CAP packet! // peek into L2CAP packet!
uint16_t l2cap_length = READ_L2CAP_LENGTH( packet ); uint16_t l2cap_length = READ_L2CAP_LENGTH( packet );
@ -611,11 +617,6 @@ static void acl_handler(uint8_t *packet, int size){
} else { } else {
// sanity check
if (conn->acl_recombination_pos) {
log_error( "ACL First Fragment but data in buffer for handle 0x%02x", con_handle);
return;
}
if (acl_length > HCI_ACL_BUFFER_SIZE){ if (acl_length > HCI_ACL_BUFFER_SIZE){
log_error( "ACL First Fragment to large: fragment %u > buffer size %u for handle 0x%02x", log_error( "ACL First Fragment to large: fragment %u > buffer size %u for handle 0x%02x",
4 + acl_length, 4 + HCI_ACL_BUFFER_SIZE, con_handle); 4 + acl_length, 4 + HCI_ACL_BUFFER_SIZE, con_handle);