drivers: Remove some unneeded 'ret' variables.

[libsigrok.git] / src / hardware / dreamsourcelab-dslogic / api.c

diff --git a/src/hardware/dreamsourcelab-dslogic/api.c b/src/hardware/dreamsourcelab-dslogic/api.c
index 83090f2d147a0823ac4520ad5d016a00a2fa66ca..4e0a1d10016eddff95be28ad75e3f12817dbe5cd 100644 (file)
--- a/src/hardware/dreamsourcelab-dslogic/api.c
+++ b/src/hardware/dreamsourcelab-dslogic/api.c
@@ -443,7 +443,7 @@ static int config_set(uint32_t key, GVariant *data,
        const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 {
        struct dev_context *devc;
-       int idx, ret;
+       int idx;
        gdouble low, high;
 
        (void)cg;
@@ -453,8 +453,6 @@ static int config_set(uint32_t key, GVariant *data,
 
        devc = sdi->priv;
 
-       ret = SR_OK;
-
        switch (key) {
        case SR_CONF_SAMPLERATE:
                if ((idx = std_u64_idx(data, devc->samplerates, devc->num_samplerates)) < 0)
@@ -466,17 +464,16 @@ static int config_set(uint32_t key, GVariant *data,
                break;
        case SR_CONF_CAPTURE_RATIO:
                devc->capture_ratio = g_variant_get_uint64(data);
-               ret = (devc->capture_ratio > 100) ? SR_ERR : SR_OK;
-               break;
+               return (devc->capture_ratio > 100) ? SR_ERR : SR_OK;
        case SR_CONF_VOLTAGE_THRESHOLD:
                if (!strcmp(devc->profile->model, "DSLogic")) {
                        if ((idx = std_double_tuple_idx(data, ARRAY_AND_SIZE(voltage_thresholds))) < 0)
                                return SR_ERR_ARG;
                        devc->cur_threshold = voltage_thresholds[idx][0];
-                       ret = dslogic_fpga_firmware_upload(sdi);
+                       return dslogic_fpga_firmware_upload(sdi);
                } else {
                        g_variant_get(data, "(dd)", &low, &high);
-                       ret = dslogic_set_voltage_threshold(sdi, (low + high) / 2.0);
+                       return dslogic_set_voltage_threshold(sdi, (low + high) / 2.0);
                }
                break;
        case SR_CONF_EXTERNAL_CLOCK:
@@ -491,10 +488,10 @@ static int config_set(uint32_t key, GVariant *data,
                devc->clock_edge = idx;
                break;
        default:
-               ret = SR_ERR_NA;
+               return SR_ERR_NA;
        }
 
-       return ret;
+       return SR_OK;
 }
 
 static int config_list(uint32_t key, GVariant **data,