diff options
Diffstat (limited to 'ext')
| -rw-r--r-- | ext/openssl/ossl_bn.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/ext/openssl/ossl_bn.c b/ext/openssl/ossl_bn.c index 4666ce6c2f..6f0064e966 100644 --- a/ext/openssl/ossl_bn.c +++ b/ext/openssl/ossl_bn.c @@ -187,6 +187,7 @@ ossl_bn_initialize(int argc, VALUE *argv, VALUE self) BIGNUM *bn; VALUE str, bs; int base = 10; + char *ptr; if (rb_scan_args(argc, argv, "11", &str, &bs) == 2) { base = NUM2INT(bs); @@ -213,12 +214,14 @@ ossl_bn_initialize(int argc, VALUE *argv, VALUE self) GetBN(self, bn); switch (base) { case 0: - if (!BN_mpi2bn((unsigned char *)StringValuePtr(str), RSTRING_LENINT(str), bn)) { + ptr = StringValuePtr(str); + if (!BN_mpi2bn((unsigned char *)ptr, RSTRING_LENINT(str), bn)) { ossl_raise(eBNError, NULL); } break; case 2: - if (!BN_bin2bn((unsigned char *)StringValuePtr(str), RSTRING_LENINT(str), bn)) { + ptr = StringValuePtr(str); + if (!BN_bin2bn((unsigned char *)ptr, RSTRING_LENINT(str), bn)) { ossl_raise(eBNError, NULL); } break; |