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author | Jiri Slaby <jslaby@suse.cz> | 2021-05-05 11:19:20 +0200 |
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committer | Johan Hovold <johan@kernel.org> | 2021-05-19 10:56:41 +0200 |
commit | 155591d3ceeec2cd6a50b40278e2014c45f6b5f6 (patch) | |
tree | 4edf2ca8a9c98fd738273d8d42225e0a53ce5eee /drivers/usb/serial/opticon.c | |
parent | USB: serial: make usb_serial_driver::write_room return uint (diff) | |
download | linux-155591d3ceeec2cd6a50b40278e2014c45f6b5f6.tar.xz linux-155591d3ceeec2cd6a50b40278e2014c45f6b5f6.zip |
USB: serial: make usb_serial_driver::chars_in_buffer return uint
tty_operations::chars_in_buffer is being switched to return uint. Do the
same for usb_serial_driver's chars_in_buffer.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
[ johan: amend commit message ]
Signed-off-by: Johan Hovold <johan@kernel.org>
Diffstat (limited to 'drivers/usb/serial/opticon.c')
-rw-r--r-- | drivers/usb/serial/opticon.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/serial/opticon.c b/drivers/usb/serial/opticon.c index 37b51947bd0b..aed28c35caff 100644 --- a/drivers/usb/serial/opticon.c +++ b/drivers/usb/serial/opticon.c @@ -289,12 +289,12 @@ static unsigned int opticon_write_room(struct tty_struct *tty) return 2048; } -static int opticon_chars_in_buffer(struct tty_struct *tty) +static unsigned int opticon_chars_in_buffer(struct tty_struct *tty) { struct usb_serial_port *port = tty->driver_data; struct opticon_private *priv = usb_get_serial_port_data(port); unsigned long flags; - int count; + unsigned int count; spin_lock_irqsave(&priv->lock, flags); count = priv->outstanding_bytes; |