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-rw-r--r--src/core/hle/service/vi/vi.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/core/hle/service/vi/vi.cpp b/src/core/hle/service/vi/vi.cpp
index 5120abfff..412d5b0c9 100644
--- a/src/core/hle/service/vi/vi.cpp
+++ b/src/core/hle/service/vi/vi.cpp
@@ -542,6 +542,8 @@ private:
// Repeat TransactParcel DequeueBuffer when a buffer is available
auto buffer_queue = nv_flinger->GetBufferQueue(id);
std::optional<u32> slot = buffer_queue->DequeueBuffer(width, height);
+ ASSERT_MSG(slot != std::nullopt, "Could not dequeue buffer.");
+
IGBPDequeueBufferResponseParcel response{*slot};
ctx.WriteBuffer(response.Serialize());
IPC::ResponseBuilder rb{ctx, 2};