1 files changed, 7 insertions, 4 deletions

diff --git a/auth-rsa.c b/auth-rsa.c
index 5846a0662..de50b8ef8 100644
--- a/auth-rsa.c
+++ b/auth-rsa.c
@@ -14,7 +14,7 @@
  */
 
 #include "includes.h"
-RCSID("$OpenBSD: auth-rsa.c,v 1.46 2001/12/18 10:06:24 jakob Exp $");
+RCSID("$OpenBSD: auth-rsa.c,v 1.47 2001/12/27 18:22:16 markus Exp $");
 
 #include <openssl/rsa.h>
 #include <openssl/md5.h>
@@ -68,12 +68,15 @@ auth_rsa_challenge_dialog(RSA *pk)
         u_int i;
         int plen, len;
 
-        encrypted_challenge = BN_new();
-        challenge = BN_new();
+        if ((encrypted_challenge = BN_new()) == NULL)
+                fatal("auth_rsa_challenge_dialog: BN_new() failed");
+        if ((challenge = BN_new()) == NULL)
+                fatal("auth_rsa_challenge_dialog: BN_new() failed");
 
         /* Generate a random challenge. */
         BN_rand(challenge, 256, 0, 0);
-        ctx = BN_CTX_new();
+        if ((ctx = BN_CTX_new()) == NULL)
+                fatal("auth_rsa_challenge_dialog: BN_CTX_new() failed");
         BN_mod(challenge, challenge, pk->n, ctx);
         BN_CTX_free(ctx);