Fix the null pointer dereference

Fixed #17296

Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/17302)

diff --git a/crypto/bn/bn_print.c b/crypto/bn/bn_print.c
index 69749a9fa7dcbe1d10ec7590c29108b7af89ac7c..17ac6e7cac1ca78e4d2a3fe7e3b573a089085018 100644 (file)
--- a/crypto/bn/bn_print.c
+++ b/crypto/bn/bn_print.c
@@ -142,7 +142,7 @@ int BN_hex2bn(BIGNUM **bn, const char *a)
         continue;
 
     if (i == 0 || i > INT_MAX / 4)
-        goto err;
+        return 0;
 
     num = i + neg;
     if (bn == NULL)