diff --git a/Core/HLE/sceMpeg.cpp b/Core/HLE/sceMpeg.cpp
index 679790fd2..6f6877ec0 100644
--- a/Core/HLE/sceMpeg.cpp
+++ b/Core/HLE/sceMpeg.cpp
@@ -1044,11 +1044,14 @@ u32 sceMpegRingbufferPut(u32 ringbufferAddr, u32 numPackets, u32 available)
 		return 0;
 	}
 
+	numPackets = std::min(numPackets, available);
+	if (numPackets <= 0) {
+		ERROR_LOG(HLE, "zero or sub-zero number of packets put");
+		return 0;
+	}
 	SceMpegRingBuffer ringbuffer;
 	Memory::ReadStruct(ringbufferAddr, &ringbuffer);
 
-	numPackets = std::min(numPackets, available);
-
 	MpegContext *ctx = getMpegCtx(ringbuffer.mpeg);
 	if (!ctx) {
 		WARN_LOG(HLE, "sceMpegRingbufferPut(%08x, %i, %i): bad mpeg handle %08x", ringbufferAddr, numPackets, available, ringbuffer.mpeg);