Fix error handling in RAND_DRBG_uninstantiate

Reviewed-by: Matthias St. Pierre <Matthias.St.Pierre@ncp-e.com>
Reviewed-by: Paul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/7519)

diff --git a/crypto/rand/drbg_lib.c b/crypto/rand/drbg_lib.c
index 1471681cf47c48a252c205904285566a87c6d825..73fd942914907d01f800b03d981a86910519d640 100644 (file)
--- a/crypto/rand/drbg_lib.c
+++ b/crypto/rand/drbg_lib.c
@@ -374,6 +374,7 @@ int RAND_DRBG_instantiate(RAND_DRBG *drbg,
 int RAND_DRBG_uninstantiate(RAND_DRBG *drbg)
 {
     if (drbg->meth == NULL) {
+        drbg->state = DRBG_ERROR;
         RANDerr(RAND_F_RAND_DRBG_UNINSTANTIATE,
                 RAND_R_NO_DRBG_IMPLEMENTATION_SELECTED);
         return 0;