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Commit c27fc351 authored by Christian Gromm's avatar Christian Gromm Committed by Greg Kroah-Hartman
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staging: most: remove exclusive wait_queue



This patch removes the unnecessary wait_queue that has exclusively been
used for the poll function and its poll_table. Instead, an already
existing one is used.

Signed-off-by: default avatarChristian Gromm <christian.gromm@microchip.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 7f9cacb6
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+1 −3
Original line number Diff line number Diff line
@@ -32,7 +32,6 @@ static struct most_aim cdev_aim;

struct aim_channel {
	wait_queue_head_t wq;
	wait_queue_head_t poll_wq;
	struct cdev cdev;
	struct device *dev;
	struct mutex io_mutex;
@@ -283,7 +282,7 @@ static unsigned int aim_poll(struct file *filp, poll_table *wait)
	struct aim_channel *c = filp->private_data;
	unsigned int mask = 0;

	poll_wait(filp, &c->poll_wq, wait);
	poll_wait(filp, &c->wq, wait);

	if (c->cfg->direction == MOST_CH_RX) {
		if (!kfifo_is_empty(&c->fifo))
@@ -459,7 +458,6 @@ static int aim_probe(struct most_interface *iface, int channel_id,
		goto error_alloc_kfifo;
	}
	init_waitqueue_head(&channel->wq);
	init_waitqueue_head(&channel->poll_wq);
	mutex_init(&channel->io_mutex);
	spin_lock_irqsave(&ch_list_lock, cl_flags);
	list_add_tail(&channel->list, &channel_list);