From bb27bc2c1133372b54d00f3077ea4acbbf459045 Mon Sep 17 00:00:00 2001 From: Ming Lei Date: Mon, 20 Sep 2010 10:32:05 +0300 Subject: [PATCH] usb: musb: gadget: complete request only if data is transfered over Complete the current request only if the data transfer is over. Signed-off-by: Ming Lei Cc: David Brownell Cc: Anand Gadiyar Cc: Mike Frysinger Cc: Sergei Shtylyov Signed-off-by: Felipe Balbi Signed-off-by: Greg Kroah-Hartman --- drivers/usb/musb/musb_gadget.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c index f3ee04f2e17d..fa826f9e262b 100644 --- a/drivers/usb/musb/musb_gadget.c +++ b/drivers/usb/musb/musb_gadget.c @@ -501,14 +501,14 @@ void musb_g_tx(struct musb *musb, u8 epnum) request->zero = 0; } - /* ... or if not, then complete it. */ - musb_g_giveback(musb_ep, request, 0); - - request = musb_ep->desc ? next_request(musb_ep) : NULL; - if (!request) { - DBG(4, "%s idle now\n", - musb_ep->end_point.name); - return; + if (request->actual == request->length) { + musb_g_giveback(musb_ep, request, 0); + request = musb_ep->desc ? next_request(musb_ep) : NULL; + if (!request) { + DBG(4, "%s idle now\n", + musb_ep->end_point.name); + return; + } } } -- 2.34.1