From: Bert Vermeulen <redacted>
Date: Tue, 9 Sep 2014 17:53:55 +0000 (+0200)
Subject: scpi: Don't return NULL device from unsuccessful scan.
X-Git-Tag: libsigrok-0.4.0~1013
X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=cfd8ec53abc53ad40a94cbb881776b58ed976d3a;p=libsigrok.git

scpi: Don't return NULL device from unsuccessful scan.
---

diff --git a/src/scpi/scpi.c b/src/scpi/scpi.c
index 38e322f5..8d46d849 100644
--- a/src/scpi/scpi.c
+++ b/src/scpi/scpi.c
@@ -157,7 +157,8 @@ SR_PRIV GSList *sr_scpi_scan(struct drv_context *drvc, GSList *options,
 
 	if (!devices && resource) {
 		sdi = sr_scpi_scan_resource(drvc, resource, serialcomm, probe_device);
-		devices = g_slist_append(NULL, sdi);
+		if (sdi)
+			devices = g_slist_append(NULL, sdi);
 	}
 
 	/* Tack a copy of the newly found devices onto the driver list. */