diff options
Diffstat (limited to 'libssh')
-rw-r--r-- | libssh/dh.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/libssh/dh.c b/libssh/dh.c index 08988c6..8ad80a0 100644 --- a/libssh/dh.c +++ b/libssh/dh.c @@ -835,8 +835,11 @@ int ssh_get_pubkey_hash(ssh_session session, unsigned char **hash) { if (session == NULL || hash == NULL) { return -1; } - *hash = NULL; + if (session->current_crypto == NULL || + session->current_crypto->server_pubkey == NULL){ + ssh_set_error(session,SSH_FATAL,"No current cryptographic context"); + } h = malloc(sizeof(unsigned char *) * MD5_DIGEST_LEN); if (h == NULL) { |