There's no need to check for short USB control transfers when sending data using so remove the redundant sanity checks.
Signed-off-by: Johan Hovold johan@kernel.org --- drivers/greybus/es2.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/drivers/greybus/es2.c b/drivers/greybus/es2.c index 1df6ab5d339d..48ad154df3a7 100644 --- a/drivers/greybus/es2.c +++ b/drivers/greybus/es2.c @@ -567,12 +567,9 @@ static int cport_enable(struct gb_host_device *hd, u16 cport_id, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE, cport_id, 0, req, sizeof(*req), ES2_USB_CTRL_TIMEOUT); - if (ret != sizeof(*req)) { + if (ret < 0) { dev_err(&udev->dev, "failed to set cport flags for port %d\n", cport_id); - if (ret >= 0) - ret = -EIO; - goto out; }
@@ -961,12 +958,10 @@ static int arpc_send(struct es2_ap_dev *es2, struct arpc *rpc, int timeout) 0, 0, rpc->req, le16_to_cpu(rpc->req->size), ES2_USB_CTRL_TIMEOUT); - if (retval != le16_to_cpu(rpc->req->size)) { + if (retval < 0) { dev_err(&udev->dev, "failed to send ARPC request %d: %d\n", rpc->req->type, retval); - if (retval > 0) - retval = -EIO; return retval; }