2 files changed, 6 insertions, 5 deletions
diff --git a/src/mesa/pipe/draw/draw_feedback.c b/src/mesa/pipe/draw/draw_feedback.c
index 3b8400233e..ee54db0ad5 100644
--- a/src/mesa/pipe/draw/draw_feedback.c
+++ b/src/mesa/pipe/draw/draw_feedback.c
@@ -78,11 +78,9 @@ feedback_vertex(struct draw_stage *stage, const struct vertex_header *vertex)
     * we can either address output buffer 0 (for interleaving) or
     * output buffer i (for non-interleaved).
     */
-#if 0
    for (i = 0; i < feedback->num_attribs; i++) {
-      const uint attr = feedback->attrib[i];
-      const uint slot = stage->draw->vertex_info.attrib_to_slot[attr];
-      const float *src = attr ? vertex->data[slot] : vertex->clip;
+      const uint slot = feedback->attrib[i];
+      const float *src = slot ? vertex->data[slot] : vertex->clip;
       const uint size = feedback->size[i];
       float *dest = fs->dest[i * select];
 
@@ -104,7 +102,6 @@ feedback_vertex(struct draw_stage *stage, const struct vertex_header *vertex)
       }
       fs->dest[i * select] += size;
    }
-#endif
 
    fs->num_vert_emitted++;
 }
diff --git a/src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.c b/src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.c
index d0d97ab0f8..fa27fd3cd0 100644
--- a/src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.c
+++ b/src/mesa/pipe/tgsi/mesa/mesa_to_tgsi.c
@@ -476,6 +476,8 @@ make_input_decl(
 {
    struct tgsi_full_declaration decl;
 
+   assert(semantic_name < TGSI_SEMANTIC_COUNT);
+
    decl = tgsi_default_full_declaration();
    decl.Declaration.File = TGSI_FILE_INPUT;
    decl.Declaration.Declare = TGSI_DECLARE_RANGE;
@@ -500,6 +502,8 @@ make_output_decl(
 {
    struct tgsi_full_declaration decl;
 
+   assert(semantic_name < TGSI_SEMANTIC_COUNT);
+
    decl = tgsi_default_full_declaration();
    decl.Declaration.File = TGSI_FILE_OUTPUT;
    decl.Declaration.Declare = TGSI_DECLARE_RANGE;