X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=hardware%2Falsa%2Fapi.c;h=9bb2ce251ff29e3ce2116aa9c5f1983317b52710;hb=21d464a7e53efc9ac9810d9301a12b6a56fdb061;hp=2d4da2631ec4c4dff483795dcc72d43cb74004b9;hpb=f6beaac55ca58c406d6621038abe57c16a47e87f;p=libsigrok.git

diff --git a/hardware/alsa/api.c b/hardware/alsa/api.c
index 2d4da263..9bb2ce25 100644
--- a/hardware/alsa/api.c
+++ b/hardware/alsa/api.c
@@ -43,10 +43,13 @@ static void clear_helper(void *priv)
 	devc = priv;
 
 	snd_pcm_hw_params_free(devc->hw_params);
+	devc->hw_params = NULL;
+
 	g_free((void *)devc->samplerates);
+	devc->samplerates = NULL;
 }
 
-static int clear_instances(void)
+static int dev_clear(void)
 {
 	return std_dev_clear(di, clear_helper);
 }
@@ -108,12 +111,11 @@ static int dev_close(struct sr_dev_inst *sdi)
 
 	if (devc->capture_handle) {
 		sr_dbg("Closing PCM device.");
-		if ((ret = snd_pcm_close(devc->capture_handle)) < 0) {
+		if ((ret = snd_pcm_close(devc->capture_handle)) < 0)
 			sr_err("Failed to close device: %s.",
 			       snd_strerror(ret));
-			devc->capture_handle = NULL;
-            sdi->status = SR_ST_INACTIVE;
-		}
+		devc->capture_handle = NULL;
+		sdi->status = SR_ST_INACTIVE;
 	} else {
 		sr_dbg("No capture handle, no need to close audio device.");
 	}
@@ -123,7 +125,7 @@ static int dev_close(struct sr_dev_inst *sdi)
 
 static int cleanup(void)
 {
-	return clear_instances();
+	return dev_clear();
 }
 
 static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi)
@@ -325,7 +327,7 @@ SR_PRIV struct sr_dev_driver alsa_driver_info = {
 	.cleanup = cleanup,
 	.scan = scan,
 	.dev_list = dev_list,
-	.dev_clear = clear_instances,
+	.dev_clear = dev_clear,
 	.config_get = config_get,
 	.config_set = config_set,
 	.config_list = config_list,