lib: bugfix async return value 0 is not an error

Signed-off-by: Federico Vaga <federico.vaga@cern.ch>

lib: bugfix async return value 0 is not an error
Signed-off-by: Federico Vaga <federico.vaga@cern.ch>
68c57db8 · Federico Vaga · Federico Vaga · 0fc5ec09 · 68c57db8
Commit 68c57db8 authored Dec 08, 2016 by Federico Vaga Committed by Federico Vaga Sep 14, 2017
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libmockturtle-rt-msg.c lib/libmockturtle-rt-msg.c +3 -1

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--- a/lib/libmockturtle-rt-msg.c
+++ b/lib/libmockturtle-rt-msg.c
@@ -272,12 +272,14 @@ static inline int trtl_rt_variable(struct trtl_dev *trtl,
 						     &msg, 1000);
 		if (err > 0)
 			trtl_message_unpack(&msg, hdr, variables);
+		if (err == 0)
+			err = -1;
 	} else {
 		err = trtl_hmq_send(hmq, &msg);
 	}
 	trtl_hmq_close(hmq);

-	return err <= 0 ? -1 : 0;
+	return err < 0 ? -1 : 0;
 }