2 files changed, 4 insertions, 3 deletions
diff --git a/src/gui/rhi/qrhi.cpp b/src/gui/rhi/qrhi.cpp
index acea9a780a..f4855cd046 100644
--- a/src/gui/rhi/qrhi.cpp
+++ b/src/gui/rhi/qrhi.cpp
@@ -3052,7 +3052,7 @@ void QRhiImplementation::updateLayoutDesc(QRhiShaderResourceBindings *srb)
         const QRhiShaderResourceBinding::Data *d = b.data();
         srb->m_layoutDescHash ^= uint(d->binding) ^ uint(d->stage) ^ uint(d->type)
             ^ uint(d->type == QRhiShaderResourceBinding::SampledTexture ? d->u.stex.count : 1);
-        d->serialize(layoutDescAppender);
+        layoutDescAppender = d->serialize(layoutDescAppender);
     }
 }
 
diff --git a/src/gui/rhi/qrhi_p.h b/src/gui/rhi/qrhi_p.h
index 81b00cd07f..527d72e486 100644
--- a/src/gui/rhi/qrhi_p.h
+++ b/src/gui/rhi/qrhi_p.h
@@ -413,13 +413,14 @@ public:
         } u;
 
         template<typename Output>
-        void serialize(Output dst) const
+        Output serialize(Output dst) const
         {
             // must write out exactly LAYOUT_DESC_ENTRIES_PER_BINDING elements here
             *dst++ = quint32(binding);
             *dst++ = quint32(stage);
             *dst++ = quint32(type);
             *dst++ = quint32(type == QRhiShaderResourceBinding::SampledTexture ? u.stex.count : 1);
+            return dst;
         }
     };
 
@@ -434,7 +435,7 @@ public:
                                            Output dst)
     {
         while (first != last) {
-            first->data()->serialize(dst);
+            dst = first->data()->serialize(dst);
             ++first;
         }
     }