From: Martin Ling <redacted>
Date: Sat, 24 Oct 2015 21:27:45 +0000 (+0100)
Subject: scpi: Move closing of discovered devices to sr_scpi_scan_resource().
X-Git-Tag: libsigrok-0.4.0~184
X-Git-Url: https://sigrok.org/gitweb/?a=commitdiff_plain;h=a00106b7f819a2e64a65cfe767edae93bf2fb403;p=libsigrok.git

scpi: Move closing of discovered devices to sr_scpi_scan_resource().
---

diff --git a/src/hardware/gwinstek-gds-800/api.c b/src/hardware/gwinstek-gds-800/api.c
index 4f384aa2..cfec15ee 100644
--- a/src/hardware/gwinstek-gds-800/api.c
+++ b/src/hardware/gwinstek-gds-800/api.c
@@ -57,7 +57,6 @@ static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
 	}
 
 	sdi = g_malloc0(sizeof(struct sr_dev_inst));
-	sdi->status = SR_ST_ACTIVE;
 	sdi->vendor = g_strdup(hw_info->manufacturer);
 	sdi->model = g_strdup(hw_info->model);
 	sdi->version = g_strdup(hw_info->firmware_version);
diff --git a/src/hardware/hameg-hmo/api.c b/src/hardware/hameg-hmo/api.c
index 7a2d91c7..415f945b 100644
--- a/src/hardware/hameg-hmo/api.c
+++ b/src/hardware/hameg-hmo/api.c
@@ -81,7 +81,6 @@ static struct sr_dev_inst *hmo_probe_serial_device(struct sr_scpi_dev_inst *scpi
 		goto fail;
 
 	sdi = g_malloc0(sizeof(struct sr_dev_inst));
-	sdi->status = SR_ST_ACTIVE;
 	sdi->vendor = g_strdup(hw_info->manufacturer);
 	sdi->model = g_strdup(hw_info->model);
 	sdi->version = g_strdup(hw_info->firmware_version);
@@ -100,10 +99,6 @@ static struct sr_dev_inst *hmo_probe_serial_device(struct sr_scpi_dev_inst *scpi
 	if (hmo_init_device(sdi) != SR_OK)
 		goto fail;
 
-	sr_scpi_close(sdi->conn);
-
-	sdi->status = SR_ST_INACTIVE;
-
 	return sdi;
 
 fail:
diff --git a/src/hardware/rigol-ds/api.c b/src/hardware/rigol-ds/api.c
index 442f4820..1f784cfc 100644
--- a/src/hardware/rigol-ds/api.c
+++ b/src/hardware/rigol-ds/api.c
@@ -313,7 +313,6 @@ static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
 	}
 
 	sdi = g_malloc0(sizeof(struct sr_dev_inst));
-	sdi->status = SR_ST_ACTIVE;
 	sdi->vendor = g_strdup(model->series->vendor->name);
 	sdi->model = g_strdup(model->name);
 	sdi->version = g_strdup(hw_info->firmware_version);
@@ -404,10 +403,6 @@ static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
 
 	sdi->priv = devc;
 
-	sdi->status = SR_ST_INACTIVE;
-
-	sr_scpi_close(scpi);
-
 	return sdi;
 }
 
diff --git a/src/hardware/scpi-pps/api.c b/src/hardware/scpi-pps/api.c
index 25bc7eed..a29744ed 100644
--- a/src/hardware/scpi-pps/api.c
+++ b/src/hardware/scpi-pps/api.c
@@ -91,7 +91,6 @@ static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
 	}
 
 	sdi = g_malloc0(sizeof(struct sr_dev_inst));
-	sdi->status = SR_ST_INACTIVE;
 	sdi->vendor = g_strdup(vendor);
 	sdi->model = g_strdup(hw_info->model);
 	sdi->version = g_strdup(hw_info->firmware_version);
@@ -168,7 +167,6 @@ static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
 	hw_info = NULL;
 
 	scpi_cmd(sdi, devc->device->commands, SCPI_CMD_LOCAL);
-	sr_scpi_close(scpi);
 
 	return sdi;
 }
diff --git a/src/hardware/yokogawa-dlm/api.c b/src/hardware/yokogawa-dlm/api.c
index 61c71ea8..21fa1657 100644
--- a/src/hardware/yokogawa-dlm/api.c
+++ b/src/hardware/yokogawa-dlm/api.c
@@ -92,7 +92,6 @@ static struct sr_dev_inst *probe_usbtmc_device(struct sr_scpi_dev_inst *scpi)
 		goto fail;
 
 	sdi = g_malloc0(sizeof(struct sr_dev_inst));
-	sdi->status = SR_ST_ACTIVE;
 	sdi->vendor = g_strdup(MANUFACTURER_NAME);
 	sdi->model = g_strdup(model_name);
 	sdi->version = g_strdup(hw_info->firmware_version);
@@ -112,9 +111,6 @@ static struct sr_dev_inst *probe_usbtmc_device(struct sr_scpi_dev_inst *scpi)
 	if (dlm_device_init(sdi, model_index) != SR_OK)
 		goto fail;
 
-	sr_scpi_close(sdi->conn);
-
-	sdi->status = SR_ST_INACTIVE;
 	return sdi;
 
 fail:
diff --git a/src/scpi/scpi.c b/src/scpi/scpi.c
index 0efde8ba..c3c2f713 100644
--- a/src/scpi/scpi.c
+++ b/src/scpi/scpi.c
@@ -110,12 +110,16 @@ static struct sr_dev_inst *sr_scpi_scan_resource(struct drv_context *drvc,
 		return NULL;
 	};
 
-	if ((sdi = probe_device(scpi)))
-		return sdi;
+	sdi = probe_device(scpi);
 
 	sr_scpi_close(scpi);
-	sr_scpi_free(scpi);
-	return NULL;
+
+	if (sdi)
+		sdi->status = SR_ST_INACTIVE;
+	else
+		sr_scpi_free(scpi);
+
+	return sdi;
 }
 
 SR_PRIV GSList *sr_scpi_scan(struct drv_context *drvc, GSList *options,