Merge "record file fuzzer: fix FD double-own" into main am: f310305e15

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2808326

Change-Id: Ieb9a3077180d66972b7e773a66cfcecd35e36b11
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/libs/binder/tests/unit_fuzzers/RecordedTransactionFileFuzz.cpp b/libs/binder/tests/unit_fuzzers/RecordedTransactionFileFuzz.cpp
index e494366..f3006cd 100644
--- a/libs/binder/tests/unit_fuzzers/RecordedTransactionFileFuzz.cpp
+++ b/libs/binder/tests/unit_fuzzers/RecordedTransactionFileFuzz.cpp
@@ -35,7 +35,7 @@
     if (transaction.has_value()) {
         intermediateFile = std::tmpfile();
 
-        android::base::unique_fd fdForWriting(fileno(intermediateFile));
+        android::base::unique_fd fdForWriting(dup(fileno(intermediateFile)));
         auto writeStatus ATTRIBUTE_UNUSED = transaction.value().dumpToFile(fdForWriting);
 
         std::fclose(intermediateFile);