tor-browser

commit e8164014e07cf35ba0766973fc335a9c3928daba
parent dcd39b58cd96d17bae87bc78d639277315baf982
Author: Christian Holler (:decoder) <choller@mozilla.com>
Date:   Tue, 30 Sep 2025 20:28:11 +0000

Bug 1991715 - Add missing null check in DrawTargetSkia::MaskSurface. r=lsalzman

Differential Revision: https://phabricator.services.mozilla.com/D266862

Diffstat:
M
gfx/2d/DrawTargetSkia.cpp
 | 
5
+++++

1 file changed, 5 insertions(+), 0 deletions(-)
diff --git a/gfx/2d/DrawTargetSkia.cpp b/gfx/2d/DrawTargetSkia.cpp
@@ -1482,6 +1482,11 @@ void DrawTargetSkia::MaskSurface(const Pattern& aSource, SourceSurface* aMask,
                                  Point aOffset, const DrawOptions& aOptions) {
   Maybe<MutexAutoLock> lock;
   sk_sp<SkImage> maskImage = GetSkImageForSurface(aMask, &lock);
+  if (!maskImage) {
+    gfxDebug() << "Failed get Skia mask image for MaskSurface";
+    return;
+  }
+
   SkMatrix maskOffset = SkMatrix::Translate(
       PointToSkPoint(aOffset + Point(aMask->GetRect().TopLeft())));
   sk_sp<SkShader> maskShader = maskImage->makeShader(