Messages in this thread Patch in this message | | | Date | Fri, 19 Sep 2008 21:00:37 -0400 | From | sangsu <> | Subject | [PATCH] USB: g_printer: fix handling zero-length packet |
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g_printer doesn't have to check whether the data size is a multiple of MaxPacketSize, because device controller driver already make that check.
Signed-off-by: SangSu Park<sangsu@gmail.com> --- drivers/usb/gadget/printer.c | 3++- 1 files changed, 2 insertion(+), 1 deletions(-)
--- a/drivers/usb/gadget/printer.c 2008-08-12 21:55:39.000000000 -0400 +++ b/drivers/usb/gadget/printer.c 2008-09-19 20:39:44.000000000 -0400 @@ -1264,8 +1264,7 @@ /* respond with data transfer before status phase? */ if (value >= 0) { req->length = value; - req->zero = value < wLength - && (value % gadget->ep0->maxpacket) == 0; + req->zero = value < wLength; value = usb_ep_queue(gadget->ep0, req, GFP_ATOMIC); if (value < 0) { DBG(dev, "ep_queue --> %d\n", value);
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