prevent undefined behavior when src and dst are equal

[oweals/openssl.git] / apps / genrsa.c

diff --git a/apps/genrsa.c b/apps/genrsa.c
index 79e2dae8008b05ba5e1dc6708c6715014fc5c247..1ac66a97ded7820b0fd9ea9b1ccb2f0580465bdf 100644 (file)
--- a/apps/genrsa.c
+++ b/apps/genrsa.c
@@ -59,7 +59,7 @@ int genrsa_main(int argc, char **argv)
     ENGINE *eng = NULL;
     BIGNUM *bn = BN_new();
     BIO *out = NULL;
-    BIGNUM *e;
+    const BIGNUM *e;
     RSA *rsa = NULL;
     const EVP_CIPHER *enc = NULL;
     int ret = 1, num = DEFBITS, private = 0;
@@ -166,6 +166,7 @@ int genrsa_main(int argc, char **argv)
     BN_GENCB_free(cb);
     RSA_free(rsa);
     BIO_free_all(out);
+    release_engine(eng);
     OPENSSL_free(passout);
     if (ret != 0)
         ERR_print_errors(bio_err);