[RFC,43/57] drivers: tty : Use class_find_device_by_of_node helper
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Message ID 1559577023-558-44-git-send-email-suzuki.poulose@arm.com
State New
Headers show
Series
  • [RFC,01/57] drivers: s390/cio: Use driver_for_each_device
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Commit Message

Suzuki K Poulose June 3, 2019, 3:50 p.m. UTC
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(-)

Patch
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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);
 }