fix for AIX build problems from

[gssapi-openssh.git] / openssh / kexgexs.c

diff --git a/openssh/kexgexs.c b/openssh/kexgexs.c
index 5373a633a4dd4c9c66640743c61671624845081b..a037f57f2814e2cc783239e42cea0aca1a114b58 100644 (file)
--- a/openssh/kexgexs.c
+++ b/openssh/kexgexs.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: kexgexs.c,v 1.8 2006/08/03 03:34:42 deraadt Exp $ */
+/* $OpenBSD: kexgexs.c,v 1.10 2006/11/06 21:25:28 markus Exp $ */
 /*
  * Copyright (c) 2000 Niels Provos.  All rights reserved.
  * Copyright (c) 2001 Markus Friedl.  All rights reserved.
@@ -55,8 +55,8 @@ kexgex_server(Kex *kex)
        Key *server_host_key;
        DH *dh;
        u_char *kbuf, *hash, *signature = NULL, *server_host_key_blob = NULL;
-       u_int sbloblen, klen, kout, slen, hashlen;
-       int min = -1, max = -1, nbits = -1, type;
+       u_int sbloblen, klen, slen, hashlen;
+       int min = -1, max = -1, nbits = -1, type, kout;
 
        if (kex->load_host_key == NULL)
                fatal("Cannot load hostkey");
@@ -134,13 +134,15 @@ kexgex_server(Kex *kex)
 
        klen = DH_size(dh);
        kbuf = xmalloc(klen);
-       kout = DH_compute_key(kbuf, dh_client_pub, dh);
+       if ((kout = DH_compute_key(kbuf, dh_client_pub, dh)) < 0)
+               fatal("DH_compute_key: failed");
 #ifdef DEBUG_KEXDH
        dump_digest("shared secret", kbuf, kout);
 #endif
        if ((shared_secret = BN_new()) == NULL)
                fatal("kexgex_server: BN_new failed");
-       BN_bin2bn(kbuf, kout, shared_secret);
+       if (BN_bin2bn(kbuf, kout, shared_secret) == NULL)
+               fatal("kexgex_server: BN_bin2bn failed");
        memset(kbuf, 0, klen);
        xfree(kbuf);