drivers: Remove some uneeded 'ret' variables.

[libsigrok.git] / src / hardware / gmc-mh-1x-2x / api.c

diff --git a/src/hardware/gmc-mh-1x-2x/api.c b/src/hardware/gmc-mh-1x-2x/api.c
index 992cbd8124faf3561857019690d431b21e7ec6b5..bc3ac2f94fe5aa105e091594bbd1aba289a53be7 100644 (file)
--- a/src/hardware/gmc-mh-1x-2x/api.c
+++ b/src/hardware/gmc-mh-1x-2x/api.c
@@ -159,8 +159,6 @@ static GSList *scan_1x_2x_rs232(struct sr_dev_driver *di, GSList *options)
        conn = serialcomm = NULL;
        serialcomm_given = FALSE;
 
-       sr_spew("scan_1x_2x_rs232() called!");
-
        for (l = options; l; l = l->next) {
                src = l->data;
                switch (src->key) {
@@ -242,8 +240,6 @@ static GSList *scan_2x_bd232(struct sr_dev_driver *di, GSList *options)
        conn = serialcomm = NULL;
        devices = NULL;
 
-       sr_spew("scan_2x_bd232() called!");
-
        for (l = options; l; l = l->next) {
                src = l->data;
                switch (src->key) {
@@ -321,8 +317,6 @@ static GSList *scan_2x_bd232(struct sr_dev_driver *di, GSList *options)
        return std_scan_complete(di, devices);
 
 exit_err:
-       sr_info("scan_2x_bd232(): Error!");
-
        sr_serial_dev_inst_free(serial);
        g_free(devc);
        sr_dev_inst_free(sdi);
@@ -334,18 +328,16 @@ static int dev_close(struct sr_dev_inst *sdi)
 {
        struct dev_context *devc;
 
-       std_serial_dev_close(sdi);
+       devc = sdi->priv;
 
-       if ((devc = sdi->priv))
-               devc->model = METRAHIT_NONE;
+       devc->model = METRAHIT_NONE;
 
-       return SR_OK;
+       return std_serial_dev_close(sdi);
 }
 
 static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
                const struct sr_channel_group *cg)
 {
-       int ret;
        struct dev_context *devc;
 
        (void)cg;
@@ -355,7 +347,6 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
 
        devc = sdi->priv;
 
-       ret = SR_OK;
        switch (key) {
        case SR_CONF_LIMIT_SAMPLES:
        case SR_CONF_LIMIT_MSEC:
@@ -367,7 +358,7 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
                return SR_ERR_NA;
        }
 
-       return ret;
+       return SR_OK;
 }
 
 /** Implementation of config_list, auxiliary function for common parts. */
@@ -470,7 +461,7 @@ static struct sr_dev_driver gmc_mh_1x_2x_rs232_driver_info = {
        .cleanup = std_cleanup,
        .scan = scan_1x_2x_rs232,
        .dev_list = std_dev_list,
-       .dev_clear = NULL,
+       .dev_clear = std_dev_clear,
        .config_get = config_get,
        .config_set = config_set,
        .config_list = config_list_sm,
@@ -490,7 +481,7 @@ static struct sr_dev_driver gmc_mh_2x_bd232_driver_info = {
        .cleanup = std_cleanup,
        .scan = scan_2x_bd232,
        .dev_list = std_dev_list,
-       .dev_clear = NULL,
+       .dev_clear = std_dev_clear,
        .config_get = config_get,
        .config_set = config_set,
        .config_list = config_list_bd,