[RFC PATCH 43/57] drivers: tty : Use class_find_device_by_of_node helper

Suzuki K Poulose
2019-06-03T15:53:15Z

Use the generic helper to find a device matching the of_node.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Slaby <jslaby@suse.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
---
drivers/tty/tty_io.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 033ac7e..b078fdb 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -2950,17 +2950,11 @@ void do_SAK(struct tty_struct *tty)

EXPORT_SYMBOL(do_SAK);

-static int dev_match_devt(struct device *dev, const void *data)
-{
- const dev_t *devt = data;
- return dev->devt == *devt;
-}
-
/* Must put_device() after it's unused! */
static struct device *tty_get_device(struct tty_struct *tty)
{
dev_t devt = tty_devnum(tty);
- return class_find_device(tty_class, NULL, &devt, dev_match_devt);
+ return class_find_device_by_devt(tty_class, NULL, devt);
}

--
2.7.4