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two more rare race conditions

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svn:r143
This commit is contained in:
Roger Dingledine 2002-11-28 07:32:30 +00:00
parent 8f18647a33
commit ac10bb6319
2 changed files with 10 additions and 6 deletions
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4
src/or/circuit.c
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@ -359,9 +359,11 @@ void circuit_about_to_close_connection(connection_t *conn) {
while((circ = circuit_get_by_conn(conn))) {
circuit_remove(circ);
if(circ->n_conn == conn) /* it's closing in front of us */
/* circ->p_conn should always be set */
connection_send_destroy(circ->p_aci, circ->p_conn);
if(circ->p_conn == conn) /* it's closing behind us */
connection_send_destroy(circ->n_aci, circ->n_conn);
if(circ->n_conn)
connection_send_destroy(circ->n_aci, circ->n_conn);
circuit_free(circ);
}
}

12
src/or/onion.c
View File

@ -87,23 +87,25 @@ int onion_pending_check(void) {
void onion_pending_process_one(void) {
struct data_queue_t *tmpd;
circuit_t *circ;
if(!ol_list)
return; /* no onions pending, we're done */
assert(ol_list->circ && ol_list->circ->p_conn);
assert(ol_length > 0);
circ = ol_list->circ;
if(onion_process(ol_list->circ) < 0) {
if(onion_process(circ) < 0) {
log(LOG_DEBUG,"onion_pending_process_one(): Failed. Closing.");
onion_pending_remove(ol_list->circ);
circuit_close(ol_list->circ);
onion_pending_remove(circ);
circuit_close(circ);
} else {
log(LOG_DEBUG,"onion_pending_process_one(): Succeeded. Delivering queued data cells.");
for(tmpd = ol_list->data_cells; tmpd; tmpd=tmpd->next) {
command_process_data_cell(tmpd->cell, ol_list->circ->p_conn);
command_process_data_cell(tmpd->cell, circ->p_conn);
}
onion_pending_remove(ol_list->circ);
onion_pending_remove(circ);
}
return;
}