Closed file handles need to be initialized to -1, not 0. This caused a inappropriate double close of stdin, which is not desirable, although it had no ill effects. Signed-off-by: Daniel P. Berrangé <berrange(a)redhat.com&gt; --- tests/commandtest.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tests/commandtest.c b/tests/commandtest.c index 42225a8ef2..cbbcda4e5f 100644 --- a/tests/commandtest.c +++ b/tests/commandtest.c @@ -1091,8 +1091,8 @@ static int test27(const void *unused G_GNUC_UNUSED) printf("Could not set send buffers\n"); goto cleanup; } - pipe1[1] = 0; - pipe2[1] = 0; + pipe1[1] = -1; + pipe2[1] = -1; buffer1 = NULL; buffer2 = NULL; -- 2.26.2