model : remove duplicate wo_s scale after build_attn (Qwen3, LLaMA) (ggml-org#22421)

Signed-off-by: Yash Nankani <ynankani@nvidia.com>

Author: ynankani

src/models/llama.cpp

@@ -72,9 +72,6 @@ llm_build_llama<embed>::llm_build_llama(const llama_model & model, const llm_gra
             cur = build_attn(inp_attn,
                     model.layers[il].wo, model.layers[il].wo_b, model.layers[il].wo_s,
                     Qcur, Kcur, Vcur, nullptr, nullptr, nullptr, kq_scale, il);
-            if (model.layers[il].wo_s) {
-                cur = ggml_mul(ctx0, cur, model.layers[il].wo_s);
-            }
             cb(cur, "attn_out", il);
         }
         if (il == n_layer - 1 && inp_out_ids) {

src/models/qwen3.cpp

@@ -58,9 +58,6 @@ llm_build_qwen3::llm_build_qwen3(const llama_model & model, const llm_graph_para
             cur = build_attn(inp_attn,
                     model.layers[il].wo, model.layers[il].wo_b, model.layers[il].wo_s,
                     Qcur, Kcur, Vcur, nullptr, nullptr, nullptr, 1.0f/sqrtf(float(n_embd_head)), il);
-            if (model.layers[il].wo_s) {
-                cur = ggml_mul(ctx0, cur, model.layers[il].wo_s);
-            }
         }
         if (il == n_layer - 1 && inp_out_ids) {
             cur   = ggml_get_rows(ctx0,   cur, inp_out_ids);

src/models/qwen3moe.cpp

@@ -58,9 +58,6 @@ llm_build_qwen3moe::llm_build_qwen3moe(const llama_model & model, const llm_grap
             cur = build_attn(inp_attn,
                     model.layers[il].wo, model.layers[il].wo_b, model.layers[il].wo_s,
                     Qcur, Kcur, Vcur, nullptr, nullptr, nullptr, 1.0f/sqrtf(float(n_embd_head)), il);
-            if (model.layers[il].wo_s) {
-                cur = ggml_mul(ctx0, cur, model.layers[il].wo_s);
-            }
         }
         if (il == n_layer - 1 && inp_out_ids) {
             cur   = ggml_get_rows(ctx0,   cur, inp_out_ids);