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From e7f5ba3d995dde13369b53a61e65cb718ab585b3 Mon Sep 17 00:00:00 2001
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From: Gerd Hoffmann <kraxel@redhat.com>
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Date: Mon, 10 Mar 2014 14:40:49 +0100
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Subject: [PATCH 01/13] xhci: fix overflow in usb_xhci_post_load
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RH-Author: Gerd Hoffmann <kraxel@redhat.com>
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Message-id: <1394462449-19999-2-git-send-email-kraxel@redhat.com>
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Patchwork-id: 58065
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O-Subject: [RHEL-7 qemu-kvm PATCH 1/1] xhci: fix overflow in usb_xhci_post_load
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Bugzilla: 1074219
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RH-Acked-by: Dr. David Alan Gilbert (git) <dgilbert@redhat.com>
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RH-Acked-by: Radim Krcmar <rkrcmar@redhat.com>
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RH-Acked-by: Juan Quintela <quintela@redhat.com>
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Found by Coverity.
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Reported-by: Markus Armbruster <armbru@redhat.com>
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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(cherry picked from commit f6969b9fef543da1ffa975d24f4d7b75dc369b03)
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---
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 hw/usb/hcd-xhci.c | 2 +-
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 1 file changed, 1 insertion(+), 1 deletion(-)
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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 hw/usb/hcd-xhci.c |    2 +-
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 1 files changed, 1 insertions(+), 1 deletions(-)
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diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c
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index 87ba7af..fd1bd89 100644
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--- a/hw/usb/hcd-xhci.c
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+++ b/hw/usb/hcd-xhci.c
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@@ -3457,7 +3457,7 @@ static int usb_xhci_post_load(void *opaque, int version_id)
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         slot->uport = xhci_lookup_uport(xhci, slot_ctx);
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         assert(slot->uport && slot->uport->dev);
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-        for (epid = 1; epid <= 32; epid++) {
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+        for (epid = 1; epid <= 31; epid++) {
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             pctx = slot->ctx + 32 * epid;
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             xhci_dma_read_u32s(xhci, pctx, ep_ctx, sizeof(ep_ctx));
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             state = ep_ctx[0] & EP_STATE_MASK;
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-- 
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1.7.1
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