diff --git a/src/effects/SkToSRGBColorFilter.cpp b/src/effects/SkToSRGBColorFilter.cpp
index 948c4d908b..41b54e1ecd 100644
--- a/src/effects/SkToSRGBColorFilter.cpp
+++ b/src/effects/SkToSRGBColorFilter.cpp
@@ -40,15 +40,15 @@ void SkToSRGBColorFilter::onAppendStages(SkRasterPipeline* p,
 
     // Step 2: Transform to sRGB gamut, without clamping.
     float* gamut_transform = alloc->makeArrayDefault<float>(12);
-    (void)append_gamut_transform_noclamp(p,
-                                         gamut_transform,
-                                         fSrcColorSpace.get(),
-                                         SkColorSpace::MakeSRGB().get());
-
-    bool needs_clamp_0, needs_clamp_1;
-    analyze_3x4_matrix(gamut_transform, &needs_clamp_0, &needs_clamp_1);
-    if (needs_clamp_0 || needs_clamp_1) {
-        p->set_clamped(false);
+    if (append_gamut_transform_noclamp(p,
+                                       gamut_transform,
+                                       fSrcColorSpace.get(),
+                                       SkColorSpace::MakeSRGB().get())) {
+        bool needs_clamp_0, needs_clamp_1;
+        analyze_3x4_matrix(gamut_transform, &needs_clamp_0, &needs_clamp_1);
+        if (needs_clamp_0 || needs_clamp_1) {
+            p->set_clamped(false);
+        }
     }
 
     // Step 3: Back to sRGB encoding.