From 72fa3372cc0c63ca5158276afbb2ddba5a4f88d8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marek=20Ol=C5=A1=C3=A1k?= <marek.olsak@amd.com>
Date: Wed, 30 Sep 2020 13:44:52 -0400
Subject: [PATCH] util/idalloc: resize if ID is too large for reservation

Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7031>
---
 src/util/u_idalloc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/util/u_idalloc.c b/src/util/u_idalloc.c
index b5d886d200a..9255faa8de2 100644
--- a/src/util/u_idalloc.c
+++ b/src/util/u_idalloc.c
@@ -103,7 +103,8 @@ util_idalloc_free(struct util_idalloc *buf, unsigned id)
 void
 util_idalloc_reserve(struct util_idalloc *buf, unsigned id)
 {
-   assert(id < buf->num_elements);
+   if (id >= buf->num_elements)
+      util_idalloc_resize(buf, id * 2);
    assert((buf->data[id / 32] & (1u << (id % 32))) == 0);
    buf->data[id / 32] |= 1u << (id % 32);
 }