diff options
| author | Johan Hovold <johan@kernel.org> | 2021-01-18 12:14:22 +0100 |
|---|---|---|
| committer | Johan Hovold <johan@kernel.org> | 2021-01-18 14:26:32 +0100 |
| commit | 2dc0e7c37549038444a5202e028ff5625c764012 (patch) | |
| tree | 4c21c97cc8e477895548c11395d40c5c241e5b30 /drivers/usb/serial/upd78f0730.c | |
| parent | f7de9b64265faafe96c2533ddfcc1ad7b2e8080d (diff) | |
USB: serial: upd78f0730: drop short control-transfer check
There's no need to check for short control transfers when sending data
so remove the redundant sanity check.
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
Diffstat (limited to 'drivers/usb/serial/upd78f0730.c')
| -rw-r--r-- | drivers/usb/serial/upd78f0730.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/usb/serial/upd78f0730.c b/drivers/usb/serial/upd78f0730.c index 0a2268c479af..1ca9c1881621 100644 --- a/drivers/usb/serial/upd78f0730.c +++ b/drivers/usb/serial/upd78f0730.c @@ -145,14 +145,11 @@ static int upd78f0730_send_ctl(struct usb_serial_port *port, kfree(buf); - if (res != size) { + if (res < 0) { struct device *dev = &port->dev; dev_err(dev, "failed to send control request %02x: %d\n", *(u8 *)data, res); - /* The maximum expected length of a transfer is 6 bytes */ - if (res >= 0) - res = -EIO; return res; } |