Having a mutex named "lock" is a bit misleading.
Signed-off-by: David Härdeman <da...@hardeman.nu>
---
drivers/media/rc/rc-keytable.c | 8 ++++----
drivers/media/rc/rc-main.c | 22 +++++++++++-----------
include/media/rc-core.h | 4 ++--
3 files changed, 17 insertions(+), 17 deletions(-)
diff --git a/drivers/media/rc/rc-keytable.c b/drivers/media/rc/rc-keytable.c
index d5b1d88..84c6e96 100644
--- a/drivers/media/rc/rc-keytable.c
+++ b/drivers/media/rc/rc-keytable.c
@@ -699,14 +699,14 @@ static int rc_input_open(struct input_dev *idev)
struct rc_keytable *kt = input_get_drvdata(idev);
struct rc_dev *dev = kt->dev;
- error = mutex_lock_interruptible(&dev->lock);
+ error = mutex_lock_interruptible(&dev->mutex);
if (error)
return error;
if (dev->users++ == 0 && dev->open)
error = dev->open(dev);
- mutex_unlock(&dev->lock);
+ mutex_unlock(&dev->mutex);
return error;
}
@@ -722,12 +722,12 @@ static void rc_input_close(struct input_dev *idev)
struct rc_keytable *kt = input_get_drvdata(idev);
struct rc_dev *dev = kt->dev;
- mutex_lock(&dev->lock);
+ mutex_lock(&dev->mutex);
if (--dev->users == 0 && dev->close)
dev->close(dev);
- mutex_unlock(&dev->lock);
+ mutex_unlock(&dev->mutex);
}
/**
diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c
index c2c42f9..14728fc 100644
--- a/drivers/media/rc/rc-main.c
+++ b/drivers/media/rc/rc-main.c
@@ -231,7 +231,7 @@ static struct {
* It returns the protocol names of supported protocols.
* Enabled protocols are printed in brackets.
*
- * dev->lock is taken to guard against races between store_protocols
+ * dev->mutex is taken to guard against races between store_protocols
* and show_protocols.
*/
static ssize_t show_protocols(struct device *device,
@@ -246,7 +246,7 @@ static ssize_t show_protocols(struct device *device,
if (!dev)
return -EINVAL;
- mutex_lock(&dev->lock);
+ mutex_lock(&dev->mutex);
enabled = dev->enabled_protocols;
allowed = dev->get_protocols(dev);
@@ -269,7 +269,7 @@ static ssize_t show_protocols(struct device *device,
tmp--;
*tmp = '\n';
- mutex_unlock(&dev->lock);
+ mutex_unlock(&dev->mutex);
return tmp + 1 - buf;
}
@@ -290,7 +290,7 @@ static ssize_t show_protocols(struct device *device,
* Returns -EINVAL if an invalid protocol combination or unknown protocol name
* is used, otherwise @len.
*
- * dev->lock is taken to guard against races between store_protocols and
+ * dev->mutex is taken to guard against races between store_protocols and
* show_protocols.
*/
static ssize_t store_protocols(struct device *device,
@@ -310,7 +310,7 @@ static ssize_t store_protocols(struct device *device,
if (!dev)
return -EINVAL;
- mutex_lock(&dev->lock);
+ mutex_lock(&dev->mutex);
if (dev->driver_type != RC_DRIVER_SCANCODE && !dev->raw) {
IR_dprintk(1, "Protocol switching not supported\n");
@@ -383,7 +383,7 @@ static ssize_t store_protocols(struct device *device,
ret = len;
out:
- mutex_unlock(&dev->lock);
+ mutex_unlock(&dev->mutex);
return ret;
}
@@ -467,7 +467,7 @@ struct rc_dev *rc_allocate_device(void)
init_waitqueue_head(&dev->rxwait);
init_waitqueue_head(&dev->txwait);
spin_lock_init(&dev->txlock);
- mutex_init(&dev->lock);
+ mutex_init(&dev->mutex);
dev->dev.type = &rc_dev_type;
dev->dev.class = &rc_class;
@@ -623,11 +623,11 @@ void rc_unregister_device(struct rc_dev *dev)
if (!dev)
return;
- mutex_lock(&dev->lock);
+ mutex_lock(&dev->mutex);
dev->exist = false;
for (i = 0; i < ARRAY_SIZE(dev->keytables); i++)
rc_remove_keytable(dev, i);
- mutex_unlock(&dev->lock);
+ mutex_unlock(&dev->mutex);
mutex_lock(&rc_dev_table_mutex);
rc_dev_table[dev->minor] = NULL;
@@ -1071,7 +1071,7 @@ static long rc_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
struct rc_dev *dev = client->dev;
int ret;
- ret = mutex_lock_interruptible(&dev->lock);
+ ret = mutex_lock_interruptible(&dev->mutex);
if (ret)
return ret;
@@ -1083,7 +1083,7 @@ static long rc_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
ret = rc_do_ioctl(dev, cmd, arg);
out:
- mutex_unlock(&dev->lock);
+ mutex_unlock(&dev->mutex);
return ret;
}
diff --git a/include/media/rc-core.h b/include/media/rc-core.h
index cf66e91..ab9a72e 100644
--- a/include/media/rc-core.h
+++ b/include/media/rc-core.h
@@ -226,7 +226,7 @@ struct ir_raw_event {
* @driver_name: name of the hardware driver which registered this device
* @map_name: name of the default keymap
* @rc_map: current scan/key table
- * @lock: used where a more specific lock/mutex/etc is not available
+ * @mutex: used where a more specific lock/mutex/etc is not available
* @minor: unique minor remote control device number
* @exist: used to determine if the device is still valid
* @client_list: list of clients (processes which have opened the rc chardev)
@@ -288,7 +288,7 @@ struct rc_dev {
const char *map_name;
struct rc_keytable *keytables[RC_MAX_KEYTABLES];
struct list_head keytable_list;
- struct mutex lock;
+ struct mutex mutex;
unsigned int minor;
bool exist;
struct list_head client_list;
--
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