From d6dc2e76a860d6be0129daae43e5f12461531d20 Mon Sep 17 00:00:00 2001 From: Felipe Balbi Date: Mon, 30 May 2016 13:42:33 +0300 Subject: [PATCH] usb: dwc3: gadget: decrement trbs_left for each sg entry If we don't, we will overwrite valid TRBs. Signed-off-by: Felipe Balbi --- drivers/usb/dwc3/gadget.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 3d2978c..d2884a4 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -924,7 +924,7 @@ static void dwc3_prepare_one_trb_sg(struct dwc3_ep *dep, chain = false; } - if (!trbs_left) + if (!trbs_left--) last = true; if (last) -- 2.7.4