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6918ea2484
Update the 3.10 rasperry patches by rebasing raspberry/rpi-3.10-y against linux-stable/v3.10.49. Signed-off-by: Florian Fainelli <florian@openwrt.org> SVN-Revision: 42678
40 lines
1.5 KiB
Diff
40 lines
1.5 KiB
Diff
From 9ffc237e5d245d9eda21b10b82dab448ec920620 Mon Sep 17 00:00:00 2001
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From: P33M <P33M@github.com>
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Date: Wed, 9 Jan 2013 16:12:04 +0000
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Subject: [PATCH 044/196] dwc_otg: fix bug in dwc_otg_hcd.c resulting in silent
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kernel memory corruption, escalating to OOPS under high USB load.
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---
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drivers/usb/host/dwc_otg/dwc_otg_hcd.c | 2 --
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drivers/usb/host/dwc_otg/dwc_otg_hcd_queue.c | 1 +
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2 files changed, 1 insertion(+), 2 deletions(-)
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diff --git a/drivers/usb/host/dwc_otg/dwc_otg_hcd.c b/drivers/usb/host/dwc_otg/dwc_otg_hcd.c
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index 2b7945a..d5c94f4 100644
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--- a/drivers/usb/host/dwc_otg/dwc_otg_hcd.c
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+++ b/drivers/usb/host/dwc_otg/dwc_otg_hcd.c
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@@ -500,8 +500,6 @@ int dwc_otg_hcd_urb_enqueue(dwc_otg_hcd_t * hcd,
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DWC_ERROR("DWC OTG HCD URB Enqueue failed adding QTD. "
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"Error status %d\n", retval);
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dwc_otg_hcd_qtd_free(qtd);
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- } else {
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- qtd->qh = *ep_handle;
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}
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intr_mask.d32 = DWC_READ_REG32(&hcd->core_if->core_global_regs->gintmsk);
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if (!intr_mask.b.sofintr && retval == 0) {
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diff --git a/drivers/usb/host/dwc_otg/dwc_otg_hcd_queue.c b/drivers/usb/host/dwc_otg/dwc_otg_hcd_queue.c
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index e6b2a7b..b337e1b 100644
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--- a/drivers/usb/host/dwc_otg/dwc_otg_hcd_queue.c
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+++ b/drivers/usb/host/dwc_otg/dwc_otg_hcd_queue.c
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@@ -946,6 +946,7 @@ int dwc_otg_hcd_qtd_add(dwc_otg_qtd_t * qtd,
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if (retval == 0) {
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DWC_CIRCLEQ_INSERT_TAIL(&((*qh)->qtd_list), qtd,
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qtd_list_entry);
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+ qtd->qh = *qh;
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}
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DWC_SPINUNLOCK_IRQRESTORE(hcd->lock, flags);
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--
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1.9.1
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