lib-ssl-iostream: Replace unreachable error handling with i_unreached().

SSL_CTX_set_eddh_auto() cannot return 0 when HAVE_ECDH is defined.

diff --git a/src/lib-ssl-iostream/iostream-openssl-context.c b/src/lib-ssl-iostream/iostream-openssl-context.c
index fe9b05956e1307017853ec807f053f3a71790828..536889ebc53e2d780270d8d33392edc160063d72 100644 (file)
--- a/src/lib-ssl-iostream/iostream-openssl-context.c
+++ b/src/lib-ssl-iostream/iostream-openssl-context.c
@@ -573,9 +573,7 @@ ssl_proxy_ctx_set_crypto_params(SSL_CTX *ssl_ctx,
           bool in OpenSSL 1.1 and is int in OpenSSL 1.0.2+ */
        if ((long)(SSL_CTX_set_ecdh_auto(ssl_ctx, 1)) == 0) {
                /* shouldn't happen */
-               *error_r = t_strdup_printf("SSL_CTX_set_ecdh_auto() failed: %s",
-                                          openssl_iostream_error());
-               return -1;
+               i_unreached();
        }
 #else
        /* For OpenSSL < 1.0.2, ECDH temporary key parameter selection must be