From: Uwe Hermann <redacted>
Date: Tue, 19 Nov 2013 19:09:59 +0000 (+0100)
Subject: serial.c: Minor cosmetic fix.
X-Git-Tag: libsigrok-0.3.0~550
X-Git-Url: https://sigrok.org/gitweb/?p=libsigrok.git;a=commitdiff_plain;h=1a54044299c0da7bc894bf429fa306b236c10b68

serial.c: Minor cosmetic fix.
---

diff --git a/hardware/common/serial.c b/hardware/common/serial.c
index d9f08990..de7f583d 100644
--- a/hardware/common/serial.c
+++ b/hardware/common/serial.c
@@ -253,7 +253,8 @@ SR_PRIV int serial_read(struct sr_serial_dev_inst *serial, void *buf,
 	// 	return SR_ERR;
 	}
 
-	sr_spew("Read %d/%d bytes (fd %d).", ret, count, serial->fd);
+	if (ret >= 0)
+		sr_spew("Read %d/%d bytes (fd %d).", ret, count, serial->fd);
 
 	return ret;
 }