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defensive programming to catch duplicate calls to connection_init_or_handshake_state

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This commit is contained in:
Nick Mathewson 2011-10-26 20:19:25 -04:00
parent f371816209
commit ce703bd53e
1 changed files with 4 additions and 0 deletions
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4
src/or/connection_or.c
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@ -1583,6 +1583,10 @@ int
connection_init_or_handshake_state(or_connection_t *conn, int started_here) connection_init_or_handshake_state(or_connection_t *conn, int started_here)
{ {
or_handshake_state_t *s; or_handshake_state_t *s;
if (conn->handshake_state) {
log_warn(LD_BUG, "Duplicate call to connection_init_or_handshake_state!");
return 0;
}
s = conn->handshake_state = tor_malloc_zero(sizeof(or_handshake_state_t)); s = conn->handshake_state = tor_malloc_zero(sizeof(or_handshake_state_t));
s->started_here = started_here ? 1 : 0; s->started_here = started_here ? 1 : 0;
s->digest_sent_data = 1; s->digest_sent_data = 1;