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44 lines
1.5 KiB
Diff
44 lines
1.5 KiB
Diff
From 65eba02bb428a4c572b5d3109e939a5e84a54747 Mon Sep 17 00:00:00 2001
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From: P33M <P33M@github.com>
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Date: Fri, 15 Feb 2013 22:38:40 +0000
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Subject: [PATCH 050/196] dwc_otg: Fix incorrect URB allocation error handling
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If the memory allocation for a dwc_otg_urb failed, the kernel would OOPS
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because for some reason a member of the *unallocated* struct was set to
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zero. Error handling changed to fail correctly.
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---
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drivers/usb/host/dwc_otg/dwc_otg_hcd.c | 16 ++++++----------
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1 file changed, 6 insertions(+), 10 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 e653d84..fcec97f 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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@@ -3136,17 +3136,13 @@ dwc_otg_hcd_urb_t *dwc_otg_hcd_urb_alloc(dwc_otg_hcd_t * hcd,
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else
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dwc_otg_urb = DWC_ALLOC(size);
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- if (NULL != dwc_otg_urb)
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- dwc_otg_urb->packet_count = iso_desc_count;
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+ if (dwc_otg_urb)
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+ dwc_otg_urb->packet_count = iso_desc_count;
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else {
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- dwc_otg_urb->packet_count = 0;
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- if (size != 0) {
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- DWC_ERROR("**** DWC OTG HCD URB alloc - "
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- "%salloc of %db failed\n",
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- atomic_alloc?"atomic ":"", size);
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- }
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- }
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-
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+ DWC_ERROR("**** DWC OTG HCD URB alloc - "
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+ "%salloc of %db failed\n",
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+ atomic_alloc?"atomic ":"", size);
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+ }
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return dwc_otg_urb;
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}
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--
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1.9.1
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