Fix a segfault when a PKCS#11 token is not found.

diff --git a/lib/isc/pk11.c b/lib/isc/pk11.c
index 9e136b3bc2a9f9e0fa4e213a3fc2ad33e11b484b..bc910d7fdf2fc45ef57f08566669068147a91518 100644 (file)
--- a/lib/isc/pk11.c
+++ b/lib/isc/pk11.c
@@ -644,6 +644,9 @@ pk11_get_best_token(pk11_optype_t optype) {
                token = best_eddsa_token;
                break;
        default:
+               break;
+       }
+       if (token == NULL) {
                return (0);
        }
        return (token->slotid);