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-rw-r--r--arch/um/drivers/line.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c
index fbc623d2cc07..8febf95da96e 100644
--- a/arch/um/drivers/line.c
+++ b/arch/um/drivers/line.c
@@ -538,12 +538,14 @@ int register_lines(struct line_driver *line_driver,
const struct tty_operations *ops,
struct line *lines, int nlines)
{
- struct tty_driver *driver = alloc_tty_driver(nlines);
+ struct tty_driver *driver;
int err;
int i;
- if (!driver)
- return -ENOMEM;
+ driver = tty_alloc_driver(nlines, TTY_DRIVER_REAL_RAW |
+ TTY_DRIVER_DYNAMIC_DEV);
+ if (IS_ERR(driver))
+ return PTR_ERR(driver);
driver->driver_name = line_driver->name;
driver->name = line_driver->device_name;
@@ -551,9 +553,8 @@ int register_lines(struct line_driver *line_driver,
driver->minor_start = line_driver->minor_start;
driver->type = line_driver->type;
driver->subtype = line_driver->subtype;
- driver->flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV;
driver->init_termios = tty_std_termios;
-
+
for (i = 0; i < nlines; i++) {
tty_port_init(&lines[i].port);
lines[i].port.ops = &line_port_ops;
@@ -567,7 +568,7 @@ int register_lines(struct line_driver *line_driver,
if (err) {
printk(KERN_ERR "register_lines : can't register %s driver\n",
line_driver->name);
- put_tty_driver(driver);
+ tty_driver_kref_put(driver);
for (i = 0; i < nlines; i++)
tty_port_destroy(&lines[i].port);
return err;