usb: renesas_usbhs: add error reason for usbhs_pipe_malloc

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Kuninori Morimoto 2011-04-21 14:10:24 +09:00 committed by Greg Kroah-Hartman
parent af32fe5113
commit f429ea3f34

View File

@ -758,8 +758,11 @@ struct usbhs_pipe *usbhs_pipe_malloc(struct usbhs_priv *priv,
u16 pipecfg, pipebuf, pipemaxp;
pipe = usbhsp_get_pipe(priv, usb_endpoint_type(desc));
if (!pipe)
if (!pipe) {
dev_err(dev, "can't get pipe (%s)\n",
usbhsp_pipe_name[usb_endpoint_type(desc)]);
return NULL;
}
usbhs_fifo_disable(pipe);