From: David Brownell <david-b@pacbell.net>
Date: Sun, 2 Apr 2006 18:18:53 +0000 (-0800)
Subject: [PATCH] USB: net2280 short rx status fix
X-Git-Tag: v2.6.17-rc2~49
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=68dcc688d1f042842a8fb523e4a584b3211181d1;p=linux-2.6

[PATCH] USB: net2280 short rx status fix

Some patch broke short-OUT packet handling for net2280, making it report
illegal status values.  This updates the status code so it's correct.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c
index 7682c07035..6a4b93ad10 100644
--- a/drivers/usb/gadget/net2280.c
+++ b/drivers/usb/gadget/net2280.c
@@ -2241,7 +2241,8 @@ static void handle_ep_small (struct net2280_ep *ep)
 			if (likely (req)) {
 				req->td->dmacount = 0;
 				t = readl (&ep->regs->ep_avail);
-				dma_done (ep, req, count, t);
+				dma_done (ep, req, count,
+					(ep->out_overflow || t) ? -EOVERFLOW : 0);
 			}
 
 			/* also flush to prevent erratum 0106 trouble */