diff options
Diffstat (limited to 'crypto/openssh/sshconnect1.c')
| -rw-r--r-- | crypto/openssh/sshconnect1.c | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/crypto/openssh/sshconnect1.c b/crypto/openssh/sshconnect1.c index 90fcb34..fd07bbf 100644 --- a/crypto/openssh/sshconnect1.c +++ b/crypto/openssh/sshconnect1.c @@ -1,4 +1,4 @@ -/* $OpenBSD: sshconnect1.c,v 1.69 2006/08/03 03:34:42 deraadt Exp $ */ +/* $OpenBSD: sshconnect1.c,v 1.70 2006/11/06 21:25:28 markus Exp $ */ /* * Author: Tatu Ylonen <ylo@cs.hut.fi> * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland @@ -563,14 +563,20 @@ ssh_kex(char *host, struct sockaddr *hostaddr) * the first 16 bytes of the session id. */ if ((key = BN_new()) == NULL) - fatal("respond_to_rsa_challenge: BN_new failed"); - BN_set_word(key, 0); + fatal("ssh_kex: BN_new failed"); + if (BN_set_word(key, 0) == 0) + fatal("ssh_kex: BN_set_word failed"); for (i = 0; i < SSH_SESSION_KEY_LENGTH; i++) { - BN_lshift(key, key, 8); - if (i < 16) - BN_add_word(key, session_key[i] ^ session_id[i]); - else - BN_add_word(key, session_key[i]); + if (BN_lshift(key, key, 8) == 0) + fatal("ssh_kex: BN_lshift failed"); + if (i < 16) { + if (BN_add_word(key, session_key[i] ^ session_id[i]) + == 0) + fatal("ssh_kex: BN_add_word failed"); + } else { + if (BN_add_word(key, session_key[i]) == 0) + fatal("ssh_kex: BN_add_word failed"); + } } /* |
