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/newview/llviewertexturelist.cpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'indra/newview/llviewertexturelist.cpp')

diff --git a/indra/newview/llviewertexturelist.cpp b/indra/newview/llviewertexturelist.cpp
index f898fb7142..7931b74b11 100644
--- a/indra/newview/llviewertexturelist.cpp
+++ b/indra/newview/llviewertexturelist.cpp
@@ -1252,6 +1252,8 @@ bool LLViewerTextureList::createUploadFile(LLPointer<LLImageRaw> raw_image,
 {
     LL_PROFILE_ZONE_SCOPED_CATEGORY_TEXTURE;
 
+    LLImageDataSharedLock lock(raw_image);
+
     // make a copy, since convertToUploadFile scales raw image
     LLPointer<LLImageRaw> scale_image = new LLImageRaw(
         raw_image->getData(),
@@ -1357,6 +1359,8 @@ BOOL LLViewerTextureList::createUploadFile(const std::string& filename,
 LLPointer<LLImageJ2C> LLViewerTextureList::convertToUploadFile(LLPointer<LLImageRaw> raw_image, const S32 max_image_dimentions, bool force_square, bool force_lossless)
 {
 	LL_PROFILE_ZONE_SCOPED_CATEGORY_TEXTURE;
+    LLImageDataLock lock(raw_image);
+
     if (force_square)
     {
         S32 biggest_side = llmax(raw_image->getWidth(), raw_image->getHeight());
-- 
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