From 683dac24b29accef2f1f8b2d4625d0eeab6434e8 Mon Sep 17 00:00:00 2001
From: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Date: Mon, 20 Nov 2023 08:24:45 -0400
Subject: [PATCH] asahi: be robust about null xfb

fixes arb_enhanced_layouts-transform-feedback-layout-qualifiers tests.

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26614>
---
 src/gallium/drivers/asahi/agx_streamout.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/drivers/asahi/agx_streamout.c b/src/gallium/drivers/asahi/agx_streamout.c
index 85452b62f62..59b270830c6 100644
--- a/src/gallium/drivers/asahi/agx_streamout.c
+++ b/src/gallium/drivers/asahi/agx_streamout.c
@@ -67,7 +67,7 @@ agx_set_stream_output_targets(struct pipe_context *pctx, unsigned num_targets,
        * Gallium contract and it will work out fine. Probably should be
        * redefined to be ~0 instead of -1 but it doesn't really matter.
        */
-      if (offsets[i] != -1) {
+      if (offsets[i] != -1 && targets[i] != NULL) {
          pipe_buffer_write(pctx, agx_so_target(targets[i])->offset, 0, 4,
                            &offsets[i]);
       }