clear_helper(): Use a cast to shorten all implementations.

[libsigrok.git] / src / hardware / pipistrello-ols / api.c

diff --git a/src/hardware/pipistrello-ols/api.c b/src/hardware/pipistrello-ols/api.c
index 33d965e58c9abf36d3e589994f43cc2201f35f24..545dcd14c870896e19e4a4f98905a89125322fbc 100644 (file)
--- a/src/hardware/pipistrello-ols/api.c
+++ b/src/hardware/pipistrello-ols/api.c
@@ -189,19 +189,15 @@ err_free_ftdi_buf:
        return NULL;
 }
 
-static void clear_helper(void *priv)
+static void clear_helper(struct dev_context *devc)
 {
-       struct dev_context *devc;
-
-       devc = priv;
-
        ftdi_free(devc->ftdic);
        g_free(devc->ftdi_buf);
 }
 
 static int dev_clear(const struct sr_dev_driver *di)
 {
-       return std_dev_clear(di, clear_helper);
+       return std_dev_clear_with_callback(di, (std_dev_clear_callback)clear_helper);
 }
 
 static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
@@ -257,9 +253,6 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
 
        (void)cg;
 
-       if (sdi->status != SR_ST_ACTIVE)
-               return SR_ERR_DEV_CLOSED;
-
        devc = sdi->priv;
 
        switch (key) {
@@ -414,32 +407,16 @@ static int dev_open(struct sr_dev_inst *sdi)
 
        devc = sdi->priv;
 
-       if (p_ols_open(devc) != SR_OK) {
-               return SR_ERR;
-       } else {
-               sdi->status = SR_ST_ACTIVE;
-               return SR_OK;
-       }
+       return p_ols_open(devc);
 }
 
 static int dev_close(struct sr_dev_inst *sdi)
 {
-       int ret;
        struct dev_context *devc;
 
-       ret = SR_OK;
        devc = sdi->priv;
 
-       if (sdi->status == SR_ST_ACTIVE) {
-               sr_dbg("Status ACTIVE, closing device.");
-               ret = p_ols_close(devc);
-       } else {
-               sr_spew("Status not ACTIVE, nothing to do.");
-       }
-
-       sdi->status = SR_ST_INACTIVE;
-
-       return ret;
+       return p_ols_close(devc);
 }
 
 static int set_trigger(const struct sr_dev_inst *sdi, int stage)