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-rw-r--r--winsup/cygwin/dtable.cc3
1 files changed, 3 insertions, 0 deletions
diff --git a/winsup/cygwin/dtable.cc b/winsup/cygwin/dtable.cc
index 664b2c92d..a6f5b075c 100644
--- a/winsup/cygwin/dtable.cc
+++ b/winsup/cygwin/dtable.cc
@@ -196,6 +196,9 @@ dtable::init_std_file_from_handle (int fd, HANDLE handle, DWORD myaccess)
first_fd_for_open = 0;
+ if (!handle || handle == INVALID_HANDLE_VALUE)
+ return;
+
if (__fmode)
bin = __fmode;
else