X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fgmc-mh-1x-2x%2Fapi.c;h=96d7656c1bbccb189763998b7ed79781a87061df;hb=98bfc4741f76b07e7db4c9628a6924004fc4fff4;hp=32a471afe4e3cdf10a2acce95ab77ec45b41678f;hpb=aac29cc192ccf82b64e77b5e6b11b411da32deed;p=libsigrok.git

diff --git a/src/hardware/gmc-mh-1x-2x/api.c b/src/hardware/gmc-mh-1x-2x/api.c
index 32a471af..96d7656c 100644
--- a/src/hardware/gmc-mh-1x-2x/api.c
+++ b/src/hardware/gmc-mh-1x-2x/api.c
@@ -162,7 +162,6 @@ static GSList *scan_1x_2x_rs232(GSList *options)
 	struct drv_context *drvc;
 	struct dev_context *devc;
 	struct sr_config *src;
-	struct sr_channel *ch;
 	struct sr_serial_dev_inst *serial;
 	GSList *l, *devices;
 	const char *conn, *serialcomm;
@@ -195,8 +194,7 @@ static GSList *scan_1x_2x_rs232(GSList *options)
 	if (!serialcomm)
 		serialcomm = SERIALCOMM_2X_RS232;
 
-	if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
-		return NULL;
+	serial = sr_serial_dev_inst_new(conn, serialcomm);
 
 	if (serial_open(serial, SERIAL_RDWR) != SR_OK) {
 		sr_serial_dev_inst_free(serial);
@@ -227,23 +225,17 @@ static GSList *scan_1x_2x_rs232(GSList *options)
 		sdi->status = SR_ST_INACTIVE;
 		sdi->vendor = g_strdup(VENDOR_GMC);
 		sdi->model = g_strdup(gmc_model_str(model));
-		if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
-			sr_err("Device context malloc failed.");
-			return NULL;
-		}
+		devc = g_malloc0(sizeof(struct dev_context));
 		devc->model = model;
 		devc->limit_samples = 0;
 		devc->limit_msec = 0;
 		devc->num_samples = 0;
 		devc->elapsed_msec = g_timer_new();
 		devc->settings_ok = FALSE;
-
 		sdi->conn = serial;
 		sdi->priv = devc;
 		sdi->driver = &gmc_mh_1x_2x_rs232_driver_info;
-		if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "P1")))
-			return NULL;
-		sdi->channels = g_slist_append(sdi->channels, ch);
+		sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1");
 		drvc->instances = g_slist_append(drvc->instances, sdi);
 		devices = g_slist_append(devices, sdi);
 	}
@@ -260,7 +252,6 @@ static GSList *scan_2x_bd232(GSList *options)
 	struct drv_context *drvc;
 	struct dev_context *devc;
 	struct sr_config *src;
-	struct sr_channel *ch;
 	struct sr_serial_dev_inst *serial;
 	GSList *l, *devices;
 	const char *conn, *serialcomm;
@@ -293,16 +284,12 @@ static GSList *scan_2x_bd232(GSList *options)
 	if (!serialcomm)
 		serialcomm = SERIALCOMM_2X;
 
-	if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
-		return NULL;
+	serial = sr_serial_dev_inst_new(conn, serialcomm);
 
 	if (serial_open(serial, SERIAL_RDWR) != SR_OK)
 		goto exit_err;
 
-	if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
-		sr_err("Device context malloc failed.");
-		goto exit_err;
-	}
+	devc = g_malloc0(sizeof(struct dev_context));
 
 	sdi = g_malloc0(sizeof(struct sr_dev_inst));
 	sdi->status = SR_ST_INACTIVE;
@@ -336,25 +323,16 @@ static GSList *scan_2x_bd232(GSList *options)
 
 		if (devc->model != METRAHIT_NONE) {
 			sr_spew("%s %s detected!", VENDOR_GMC, gmc_model_str(devc->model));
-
 			devc->elapsed_msec = g_timer_new();
-
 			sdi->model = g_strdup(gmc_model_str(devc->model));
 			sdi->version = g_strdup_printf("Firmware %d.%d", devc->fw_ver_maj, devc->fw_ver_min);
 			sdi->conn = serial;
 			sdi->priv = devc;
 			sdi->driver = &gmc_mh_2x_bd232_driver_info;
-			if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "P1")))
-				goto exit_err;
-			sdi->channels = g_slist_append(sdi->channels, ch);
+			sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1");
 			drvc->instances = g_slist_append(drvc->instances, sdi);
 			devices = g_slist_append(devices, sdi);
-
-			if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
-				sr_err("Device context malloc failed.");
-				goto exit_err;
-			}
-
+			devc = g_malloc0(sizeof(struct dev_context));
 			sdi = g_malloc0(sizeof(struct sr_dev_inst));
 			sdi->status = SR_ST_INACTIVE;
 			sdi->vendor = g_strdup(VENDOR_GMC);