From: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Date: Tue, 15 Dec 2009 11:30:01 +0000 (+0200)
Subject: USB: musb: gadget_ep0: avoid SetupEnd interrupt
X-Git-Tag: v2.6.33-rc2~11^2~9
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=17be5c5f5ef99c94374e07f71effa78e93a20eda;p=pandora-kernel.git

USB: musb: gadget_ep0: avoid SetupEnd interrupt

Gadget stalling a zero-length SETUP request results in this error message:

SetupEnd came in a wrong ep0stage idle

In order to avoid it, always set the CSR0.DataEnd bit after detecting a zero-
length request.  Add the missing '\n' to the error message itself as well...

Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Acked-by: Anand Gadiyar <gadiyar@ti.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

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