tty: nozomi: Use dev_get_drvdata

Instead of using to_pci_dev + pci_get_drvdata,
use dev_get_drvdata to make code simpler.

Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
Link: https://lore.kernel.org/r/20190724131825.1875-1-hslester96@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/nozomi.c b/drivers/tty/nozomi.c
index 3214e22..ed99948 100644 (file)
--- a/drivers/tty/nozomi.c
+++ b/drivers/tty/nozomi.c
@@ -1282,7 +1282,7 @@ static void nozomi_setup_private_data(struct nozomi *dc)
 static ssize_t card_type_show(struct device *dev, struct device_attribute *attr,
                          char *buf)
 {
-       const struct nozomi *dc = pci_get_drvdata(to_pci_dev(dev));
+       const struct nozomi *dc = dev_get_drvdata(dev);
 
        return sprintf(buf, "%d\n", dc->card_type);
 }
@@ -1291,7 +1291,7 @@ static DEVICE_ATTR_RO(card_type);
 static ssize_t open_ttys_show(struct device *dev, struct device_attribute *attr,
                          char *buf)
 {
-       const struct nozomi *dc = pci_get_drvdata(to_pci_dev(dev));
+       const struct nozomi *dc = dev_get_drvdata(dev);
 
        return sprintf(buf, "%u\n", dc->open_ttys);
 }