tom.leim...@gmail.com wrote:
>
> From: Ming Lei <tom.leim...@gmail.com>
>
> DMA length should not go beyond the availabe space of request buffer,
> so fix it.
>
> Signed-off-by: Ming Lei <tom.leim...@gmail.com>
> Cc: Anand Gadiyar <gadi...@ti.com>
> Cc: Mike Frysinger <vap...@gentoo.org>
> Cc: Sergei Shtylyov <sshtyl...@ru.mvista.com>
There's a small typo in the description.
But for the patch itself,
Acked-by: Anand Gadiyar <gadi...@ti.com>
> ---
> drivers/usb/musb/musb_gadget.c | 5 +++--
> 1 files changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
> index c0dfec4..e898228 100644
> --- a/drivers/usb/musb/musb_gadget.c
> +++ b/drivers/usb/musb/musb_gadget.c
> @@ -662,10 +662,11 @@ static void rxstate(struct musb *musb, struct
> musb_request *req)
> if (request->actual < request->length) {
> int transfer_size = 0;
> #ifdef USE_MODE1
> - transfer_size = min(request->length,
> + transfer_size = min(request->length -
> request->actual,
> channel->max_len);
> #else
> - transfer_size = len;
> + transfer_size = min(request->length -
> request->actual,
> + len);
> #endif
> if (transfer_size <= musb_ep->packet_sz)
> musb_ep->dma->desired_mode = 0;
> --
> 1.6.2.5
>
> --
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