Re: [PATCH 1/3] serdev: ttyport: add devt for tty port

2020-05-18 Thread Johan Hovold
On Wed, May 06, 2020 at 03:23:12PM +0800, Claire Chang wrote: > serial_match_port() uses devt to match devices. However, when serdev > registers a tty port, devt has never been set. This makes > device_find_child() always return NULL. > > Assign devt in serdev_tty_port_register() to fix this. > >

Re: [PATCH 1/3] serdev: ttyport: add devt for tty port

2020-05-18 Thread Claire Chang
On Fri, May 15, 2020 at 8:46 PM Greg KH wrote: > > On Wed, May 06, 2020 at 03:23:12PM +0800, Claire Chang wrote: > > serial_match_port() uses devt to match devices. However, when serdev > > registers a tty port, devt has never been set. This makes > > device_find_child() always return NULL. > > >

Re: [PATCH 1/3] serdev: ttyport: add devt for tty port

2020-05-15 Thread Greg KH
On Wed, May 06, 2020 at 03:23:12PM +0800, Claire Chang wrote: > serial_match_port() uses devt to match devices. However, when serdev > registers a tty port, devt has never been set. This makes > device_find_child() always return NULL. > > Assign devt in serdev_tty_port_register() to fix this. > >

[PATCH 1/3] serdev: ttyport: add devt for tty port

2020-05-06 Thread Claire Chang
serial_match_port() uses devt to match devices. However, when serdev registers a tty port, devt has never been set. This makes device_find_child() always return NULL. Assign devt in serdev_tty_port_register() to fix this. Signed-off-by: Claire Chang --- drivers/tty/serdev/serdev-ttyport.c | 2 +