mesa/SOURCES/0001-mesa-fix-off-by-one-for-newblock-allocation-in-dlist.patch

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2024-08-13 18:17:18 +00:00
From 460d2c46a903fed295a1528c8b6273dd6b0e0d19 Mon Sep 17 00:00:00 2001
From: thfrwn <11335318+rfht@users.noreply.github.com>
Date: Fri, 9 Feb 2024 17:00:55 -0500
Subject: [PATCH] mesa: fix off-by-one for newblock allocation in dlist_alloc
Cc: mesa-stable
Reviewed-by: Pierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/27556>
---
src/mesa/main/dlist.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/mesa/main/dlist.c b/src/mesa/main/dlist.c
index b0184a24e20..9213641699a 100644
--- a/src/mesa/main/dlist.c
+++ b/src/mesa/main/dlist.c
@@ -1220,7 +1220,7 @@ dlist_alloc(struct gl_context *ctx, OpCode opcode, GLuint bytes, bool align8)
ctx->ListState.CurrentPos++;
}
- if (ctx->ListState.CurrentPos + numNodes + contNodes > BLOCK_SIZE) {
+ if (ctx->ListState.CurrentPos + numNodes + contNodes >= BLOCK_SIZE) {
/* This block is full. Allocate a new block and chain to it */
Node *newblock;
Node *n = ctx->ListState.CurrentBlock + ctx->ListState.CurrentPos;
--
2.45.2