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Commit a72eb784 authored by Ramprasad Katkam's avatar Ramprasad Katkam
Browse files

asoc: swr: Fix logic to retrieve swr slave device handle 



Fix issue in the loop logic of retrieving swr slave device handle
by passing device node.

Change-Id: I5c31259b1257de730748b8522537afa9870f24e4
Signed-off-by: default avatarRamprasad Katkam <katkam@codeaurora.org>
parent 9c2394a6

soc/soundwire.c

+9 −4
Original line number Diff line number Diff line
@@ -796,18 +796,24 @@ struct swr_device *get_matching_swr_slave_device(struct device_node *np) 
{

	struct swr_device *swr = NULL;

	struct swr_master *master;

	bool found = false;



	mutex_lock(&board_lock);

	list_for_each_entry(master, &swr_master_list, list) {

		mutex_lock(&master->mlock);

		list_for_each_entry(swr, &master->devices, dev_list) {

			if (swr->dev.of_node == np)

				break;

			if (swr->dev.of_node == np) {

				found = true;

				mutex_unlock(&master->mlock);

				goto exit;

			}

		}

		mutex_unlock(&master->mlock);

	}

exit:

	mutex_unlock(&board_lock);



	if (!found)

		return NULL;

	return swr;

}

EXPORT_SYMBOL(get_matching_swr_slave_device);
@@ -888,7 +894,6 @@ int swr_register_master(struct swr_master *master) 
	id = idr_alloc(&master_idr, master, master->bus_num,

				master->bus_num + 1, GFP_KERNEL);

	mutex_unlock(&swr_lock);



	if (id < 0)

		return id;