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authorUwe Kleine-König <uwe@kleine-koenig.org>2021-02-08 15:31:49 +0100
committerJohan Hovold <johan@kernel.org>2021-02-09 13:13:58 +0100
commitc5d1448fa353242635fa3e1fed6ab4558e0e7d9a (patch)
treed74c1132f17bd3f0ad29a6565e887f541169bd00 /drivers/usb/serial/keyspan.c
parentUSB: serial: drop if with an always false condition (diff)
downloadlinux-c5d1448fa353242635fa3e1fed6ab4558e0e7d9a.tar.xz
linux-c5d1448fa353242635fa3e1fed6ab4558e0e7d9a.zip
USB: serial: make remove callback return void
All usb_serial drivers return 0 in their remove callbacks and driver core ignores the value returned by usb_serial_device_remove(). So change the remove callback to return void and return 0 unconditionally in usb_serial_device_remove(). Signed-off-by: Uwe Kleine-König <uwe@kleine-koenig.org> Link: https://lore.kernel.org/r/20210208143149.963644-2-uwe@kleine-koenig.org Signed-off-by: Johan Hovold <johan@kernel.org>
Diffstat (limited to 'drivers/usb/serial/keyspan.c')
-rw-r--r--drivers/usb/serial/keyspan.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c
index aa3dbce22cfb..622077dcc344 100644
--- a/drivers/usb/serial/keyspan.c
+++ b/drivers/usb/serial/keyspan.c
@@ -49,7 +49,7 @@ static int keyspan_startup(struct usb_serial *serial);
static void keyspan_disconnect(struct usb_serial *serial);
static void keyspan_release(struct usb_serial *serial);
static int keyspan_port_probe(struct usb_serial_port *port);
-static int keyspan_port_remove(struct usb_serial_port *port);
+static void keyspan_port_remove(struct usb_serial_port *port);
static int keyspan_write_room(struct tty_struct *tty);
static int keyspan_write(struct tty_struct *tty, struct usb_serial_port *port,
const unsigned char *buf, int count);
@@ -2985,7 +2985,7 @@ err_in_buffer:
return -ENOMEM;
}
-static int keyspan_port_remove(struct usb_serial_port *port)
+static void keyspan_port_remove(struct usb_serial_port *port)
{
struct keyspan_port_private *p_priv;
int i;
@@ -3014,8 +3014,6 @@ static int keyspan_port_remove(struct usb_serial_port *port)
kfree(p_priv->in_buffer[i]);
kfree(p_priv);
-
- return 0;
}
/* Structs for the devices, pre and post renumeration. */