diff options
| author |   hshoexer <hshoexer@openbsd.org> | 2004-02-20 09:46:56 +0000 |
|---|---|---|
| committer | hshoexer <hshoexer@openbsd.org> | 2004-02-20 09:46:56 +0000 |
| commit | 479492788dee97d8e413a8883ba024cb3d348b8b (patch) | |
| tree | f07fc9f0683f211fc220e55f5f58cae739473818 | |
| parent | typo (diff) | |
| download | wireguard-openbsd-479492788dee97d8e413a8883ba024cb3d348b8b.tar.xz wireguard-openbsd-479492788dee97d8e413a8883ba024cb3d348b8b.zip | |
Fix some double free errors. While around, adjust a log message.
ok ho@
| -rw-r--r-- | sbin/isakmpd/ike_quick_mode.c | 30 |
1 files changed, 23 insertions, 7 deletions
diff --git a/sbin/isakmpd/ike_quick_mode.c b/sbin/isakmpd/ike_quick_mode.c index 930cf0f55ed..6b237e1c618 100644 --- a/sbin/isakmpd/ike_quick_mode.c +++ b/sbin/isakmpd/ike_quick_mode.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ike_quick_mode.c,v 1.71 2004/01/16 10:51:57 hshoexer Exp $ */ +/* $OpenBSD: ike_quick_mode.c,v 1.72 2004/02/20 09:46:56 hshoexer Exp $ */ /* $EOM: ike_quick_mode.c,v 1.139 2001/01/26 10:43:17 niklas Exp $ */ /* @@ -1163,12 +1163,18 @@ initiator_recv_HASH_SA_NONCE (struct message *msg) if (!ie->id_ci || !ie->id_cr) { - log_error ("initiator_recv_HASH_SA_NONCE: malloc (%lu) failed", - (unsigned long)ie->id_cr_sz); + log_error ("initiator_recv_HASH_SA_NONCE: calloc (%lu, %lu) failed", + (unsigned long)ie->id_cr_sz, (unsigned long)sizeof (char)); if (ie->id_ci) - free (ie->id_ci); + { + free (ie->id_ci); + ie->id_ci = 0; + } if (ie->id_cr) - free (ie->id_cr); + { + free (ie->id_cr); + ie->id_cr = 0; + } return -1; } @@ -1176,7 +1182,9 @@ initiator_recv_HASH_SA_NONCE (struct message *msg) { log_error ("initiator_recv_HASH_SA_NONCE: sa_family mismatch"); free (ie->id_ci); + ie->id_ci = 0; free (ie->id_cr); + ie->id_cr = 0; return -1; } @@ -1196,7 +1204,9 @@ initiator_recv_HASH_SA_NONCE (struct message *msg) log_error ("initiator_recv_HASH_SA_NONCE: unknown sa_family %d", src->sa_family); free (ie->id_ci); + ie->id_ci = 0; free (ie->id_cr); + ie->id_cr = 0; return -1; } memcpy (ie->id_ci + ISAKMP_ID_DATA_OFF, sockaddr_addrdata (src), @@ -1750,9 +1760,15 @@ cleanup: if (my_hash) free (my_hash); if (ie->id_ci) - free (ie->id_ci); + { + free (ie->id_ci); + ie->id_ci = 0; + } if (ie->id_cr) - free (ie->id_cr); + { + free (ie->id_cr); + ie->id_cr = 0; + } return -1; } |