diff --git a/libs/gui/IGraphicBufferProducer.cpp b/libs/gui/IGraphicBufferProducer.cpp
index dd9db3378..4f7b0d30e 100644
--- a/libs/gui/IGraphicBufferProducer.cpp
+++ b/libs/gui/IGraphicBufferProducer.cpp
@@ -304,7 +304,7 @@ status_t BnGraphicBufferProducer::onTransact(
             uint32_t h      = data.readInt32();
             uint32_t format = data.readInt32();
             uint32_t usage  = data.readInt32();
-            int buf;
+            int buf = 0;
             sp<Fence> fence;
             int result = dequeueBuffer(&buf, &fence, async, w, h, format, usage);
             reply->writeInt32(buf);
@@ -371,7 +371,7 @@ status_t BnGraphicBufferProducer::onTransact(
         } break;
         case QUERY: {
             CHECK_INTERFACE(IGraphicBufferProducer, data, reply);
-            int value;
+            int value = 0;
             int what = data.readInt32();
             int res = query(what, &value);
             reply->writeInt32(value);