Don't convert RHS to data if RHS is empty

FIXME: The test should really be converted to an existence check

diff --git a/src/main/modcall.c b/src/main/modcall.c
index 6947f43aff44d14e88ef4c307e4f6fc2229e4eab..de625c98ee6399f7d1e578a043968787170d4b0a 100644 (file)
--- a/src/main/modcall.c
+++ b/src/main/modcall.c
@@ -3220,7 +3220,7 @@ static bool pass2_callback(void *ctx, fr_cond_t *c)
                 *
                 *      @todo v3.1: allow anything anywhere.
                 */
-               if (map->rhs->type != TMPL_TYPE_LITERAL) {
+               if ((map->rhs->type != TMPL_TYPE_LITERAL) || !map->rhs->len) {
                        if (!pass2_xlat_compile(map->ci, &map->lhs, false, NULL)) {
                                return false;
                        }