From 1607123ae7504ead15129b2a90506811d9e26b6d Mon Sep 17 00:00:00 2001
From: Marco Felsch <m.felsch@pengutronix.de>
Date: Thu, 5 Dec 2019 17:04:11 +0100
Subject: [PATCH] etnaviv: Fix assert when try to accumulate an invalid fd

Check if it is a valid fd before merging it to the context's fd.

Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Reviewed-by: Jonathan Marek <jonathan@marek.ca>
Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3381>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3381>
---
 src/gallium/drivers/etnaviv/etnaviv_fence.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/gallium/drivers/etnaviv/etnaviv_fence.c b/src/gallium/drivers/etnaviv/etnaviv_fence.c
index c0684bccf29..b2400b6aca3 100644
--- a/src/gallium/drivers/etnaviv/etnaviv_fence.c
+++ b/src/gallium/drivers/etnaviv/etnaviv_fence.c
@@ -88,7 +88,8 @@ etna_fence_server_sync(struct pipe_context *pctx,
 {
    struct etna_context *ctx = etna_context(pctx);
 
-   sync_accumulate("etnaviv", &ctx->in_fence_fd, pfence->fence_fd);
+   if (pfence->fence_fd != -1)
+      sync_accumulate("etnaviv", &ctx->in_fence_fd, pfence->fence_fd);
 }
 
 static int
-- 
2.30.2