From 74c8b028d42a8c5b080bb861e427f38cedd4ad7c Mon Sep 17 00:00:00 2001
From: Alexander Gavriliuk <alexandrgproductengine@lindenlab.com>
Date: Fri, 15 Dec 2023 18:26:14 +0100
Subject: SL-20743 Use LLMutex in LLImageBase for internal data thread-safety

---
 indra/llrender/llimagegl.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'indra/llrender/llimagegl.cpp')

diff --git a/indra/llrender/llimagegl.cpp b/indra/llrender/llimagegl.cpp
index c6fd824c4e..bbedcf360c 100644
--- a/indra/llrender/llimagegl.cpp
+++ b/indra/llrender/llimagegl.cpp
@@ -1887,6 +1887,8 @@ BOOL LLImageGL::readBackRaw(S32 discard_level, LLImageRaw* imageraw, bool compre
 	}
 	//-----------------------------------------------------------------------------------------------
 
+	LLImageDataLock lock(imageraw);
+
 	if (is_compressed)
 	{
 		LLGLint glbytes;
-- 
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