From: Bartosz Golaszewski <redacted>
Date: Tue, 17 Feb 2015 17:27:04 +0000 (+0100)
Subject: baylibre-acme: don't report ACME as detected if no probes are present
X-Git-Tag: libsigrok-0.4.0~622
X-Git-Url: https://sigrok.org/gitweb/?p=libsigrok.git;a=commitdiff_plain;h=380ee96fdfe0895ca0aa0b158d5c332ef08f8b3c

baylibre-acme: don't report ACME as detected if no probes are present

Signed-off-by: Bartosz Golaszewski <redacted>
---

diff --git a/src/hardware/baylibre-acme/api.c b/src/hardware/baylibre-acme/api.c
index fc9706f0..0aae8c94 100644
--- a/src/hardware/baylibre-acme/api.c
+++ b/src/hardware/baylibre-acme/api.c
@@ -109,6 +109,13 @@ static GSList *scan(GSList *options)
 		}
 	}
 
+	/*
+	 * Let's assume there's no ACME device present if no probe
+	 * has been registered.
+	 */
+	if (sdi->channel_groups == NULL)
+		goto err_out;
+
 	devices = g_slist_append(devices, sdi);
 	drvc->instances = g_slist_append(drvc->instances, sdi);