egs: simplify condition

1 files changed, 3 insertions, 4 deletions

diff --git a/ell_grid_solve.c b/ell_grid_solve.c
index ac5aa28..13d9072 100644
--- a/ell_grid_solve.c
+++ b/ell_grid_solve.c
@@ -338,9 +338,7 @@ static int solve_relax_step(EGSContext *ctx, int export_res)
     }
 
     if (export_res) {
-        if (u_next_valid)
-            residual_calc(ctx, 1);
-        else {
+        if (!u_next_valid) {
             mg2di_timer_start(&r->timer_correct);
             tp_execute(ctx->tp, ctx->domain_size[1], residual_add_task, ctx);
             mg2di_timer_stop(&r->timer_correct);
@@ -348,8 +346,9 @@ static int solve_relax_step(EGSContext *ctx, int export_res)
             memset(priv->reflect_disable, 0, sizeof(priv->reflect_disable));
 
             boundaries_apply(ctx, ctx->u, 0);
-            residual_calc(ctx, 1);
         }
+
+        residual_calc(ctx, 1);
     } else {
         mg2di_assert(u_next_valid);
         residual_calc(ctx, 0);