1 files changed, 7 insertions, 1 deletions

diff --git a/src/lib/libcrypto/asn1/f_int.c b/src/lib/libcrypto/asn1/f_int.c
index 6b090f6740..48cc3bfb90 100644
--- a/src/lib/libcrypto/asn1/f_int.c
+++ b/src/lib/libcrypto/asn1/f_int.c
@@ -69,10 +69,16 @@ int i2a_ASN1_INTEGER(BIO *bp, ASN1_INTEGER *a)
 
         if (a == NULL) return(0);
 
+        if (a->type & V_ASN1_NEG)
+                {
+                if (BIO_write(bp, "-", 1) != 1) goto err;
+                n = 1;
+                }
+
         if (a->length == 0)
                 {
                 if (BIO_write(bp,"00",2) != 2) goto err;
-                n=2;
+                n += 2;
                 }
         else
                 {