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Commit 9cda3007 authored by Christian Gromm's avatar Christian Gromm Committed by Greg Kroah-Hartman
Browse files

staging: most: remove reference counter 



This patch removes the unnecessary reference conter mod_ref.

Signed-off-by: default avatarChristian Gromm <christian.gromm@microchip.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 6ed90e36

drivers/staging/most/mostcore/core.c

+1 −12
Original line number Diff line number Diff line
@@ -35,7 +35,6 @@ 
static struct class *most_class;

static struct device *class_glue_dir;

static struct ida mdev_id;

static int modref;

static int dummy_num_buffers;



struct most_c_aim_obj {
@@ -1508,7 +1507,6 @@ int most_start_channel(struct most_interface *iface, int id, 
		mutex_unlock(&c->start_mutex);

		return -ENOLCK;

	}

	modref++;



	c->cfg.extra_len = 0;

	if (c->iface->configure(c->iface, c->channel_id, &c->cfg)) {
@@ -1550,7 +1548,6 @@ int most_start_channel(struct most_interface *iface, int id, 


error:

	module_put(iface->mod);

	modref--;

	mutex_unlock(&c->start_mutex);

	return ret;

}
@@ -1584,10 +1581,8 @@ int most_stop_channel(struct most_interface *iface, int id, 
	c->hdm_enqueue_task = NULL;

	mutex_unlock(&c->stop_task_mutex);



	if (iface->mod && modref) {

	if (iface->mod)

		module_put(iface->mod);

		modref--;

	}



	c->is_poisoned = true;

	if (c->iface->poison_channel(c->iface, c->channel_id)) {
@@ -1808,12 +1803,6 @@ void most_deregister_interface(struct most_interface *iface) 
		c->aim1.ptr = NULL;

	}



	while (modref) {

		if (iface->mod && modref)

			module_put(iface->mod);

		modref--;

	}



	list_for_each_entry(c, &i->channel_list, list) {

		if (c->aim0.refs + c->aim1.refs <= 0)

			continue;