[PATCH] D68775: [libFuzzer] Fix fd check in DupAndCloseStderr.

[Marco Vanotti via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG16d9f44fd154: [libFuzzer] Fix fd check in DupAndCloseStderr. (authored by charco).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D68775/new/

https://reviews.llvm.org/D68775

Files:
  compiler-rt/lib/fuzzer/FuzzerIO.cpp


Index: compiler-rt/lib/fuzzer/FuzzerIO.cpp
===================================================================
--- compiler-rt/lib/fuzzer/FuzzerIO.cpp
+++ compiler-rt/lib/fuzzer/FuzzerIO.cpp
@@ -111,7 +111,7 @@
 
 void DupAndCloseStderr() {
   int OutputFd = DuplicateFile(2);
-  if (OutputFd > 0) {
+  if (OutputFd >= 0) {
     FILE *NewOutputFile = OpenFile(OutputFd, "w");
     if (NewOutputFile) {
       OutputFile = NewOutputFile;


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