34 lines
1.2 KiB
Diff
34 lines
1.2 KiB
Diff
From ddb24b5063e3b4c90295bd4ddaab3bfc428ae79b Mon Sep 17 00:00:00 2001
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From: Hans de Goede <hdegoede@redhat.com>
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Date: Sun, 26 Feb 2012 15:51:50 +0100
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Subject: [PATCH 125/140] usb-redir: Return USB_RET_NAK when we've no data for
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an interrupt endpoint
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We should return USB_RET_NAK, rather then a 0 sized packet, when we've no data
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for an interrupt IN endpoint.
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Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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---
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usb-redir.c | 5 ++++-
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1 file changed, 4 insertions(+), 1 deletion(-)
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diff --git a/usb-redir.c b/usb-redir.c
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index c76e55d..629c87d 100644
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--- a/usb-redir.c
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+++ b/usb-redir.c
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@@ -558,7 +558,10 @@ static int usbredir_handle_interrupt_data(USBRedirDevice *dev,
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/* Check interrupt_error for stream errors */
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status = dev->endpoint[EP2I(ep)].interrupt_error;
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dev->endpoint[EP2I(ep)].interrupt_error = 0;
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- return usbredir_handle_status(dev, status, 0);
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+ if (status) {
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+ return usbredir_handle_status(dev, status, 0);
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+ }
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+ return USB_RET_NAK;
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}
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DPRINTF("interrupt-token-in ep %02X status %d len %d\n", ep,
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intp->status, intp->len);
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--
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1.7.9.3
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