X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fhameg-hmo%2Fapi.c;h=22fcbc54b3c07472689c18bd61a3c16ed86870d4;hb=3553451f1ed45d92bff11952cb131ac6a891b69f;hp=7e062b8d6f258feb05989dc9571ec67e5298a665;hpb=8bf18daabbf3cb0fec6c178b4bc7f6283a314e45;p=libsigrok.git

diff --git a/src/hardware/hameg-hmo/api.c b/src/hardware/hameg-hmo/api.c
index 7e062b8d..22fcbc54 100644
--- a/src/hardware/hameg-hmo/api.c
+++ b/src/hardware/hameg-hmo/api.c
@@ -110,21 +110,16 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 	return sr_scpi_scan(di->context, options, hmo_probe_serial_device);
 }
 
-static void clear_helper(void *priv)
+static void clear_helper(struct dev_context *devc)
 {
-	struct dev_context *devc;
-
-	devc = priv;
-
 	hmo_scope_state_free(devc->model_state);
-
 	g_free(devc->analog_groups);
 	g_free(devc->digital_groups);
 }
 
 static int dev_clear(const struct sr_dev_driver *di)
 {
-	return std_dev_clear_with_callback(di, clear_helper);
+	return std_dev_clear_with_callback(di, (std_dev_clear_callback)clear_helper);
 }
 
 static int dev_open(struct sr_dev_inst *sdi)