Update from 1.0.0-stable.

ssl/ssl_cert.c

diff --git a/ssl/ssl_cert.c b/ssl/ssl_cert.c
index 2f47eaf..be51b42 100644
--- a/ssl/ssl_cert.c
+++ b/ssl/ssl_cert.c
@@ -518,9 +518,7 @@
 	/* Anything non-default in "param" should overwrite anything in the
 	 * ctx.
 	 */
-	if (s->param)
-		X509_VERIFY_PARAM_set1(X509_STORE_CTX_get0_param(&ctx),
-						s->param);
+	X509_VERIFY_PARAM_set1(X509_STORE_CTX_get0_param(&ctx), s->param);
 
 	if (s->verify_callback)
 		X509_STORE_CTX_set_verify_cb(&ctx, s->verify_callback);