2019-03-29 14:12:17 +08:00
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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2019-03-22 14:52:12 +08:00
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From: Anil Kumar <anil.kumar.k@intel.com>
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Date: Fri, 15 Mar 2019 10:48:30 -0700
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2019-03-29 14:12:17 +08:00
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Subject: [PATCH] ipu-dma: Fix possible NULL pointer dereference
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2019-03-22 14:52:12 +08:00
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Signed-off-by: Anil Kumar <anil.kumar.k@intel.com>
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Tracked-On: PKT-1812
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Change-Id: I24ad66f6c7b81c7f67bb13ef230bc145a0f08ac8
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---
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drivers/media/pci/intel/ipu-dma.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/drivers/media/pci/intel/ipu-dma.c b/drivers/media/pci/intel/ipu-dma.c
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2020-10-27 02:14:06 +08:00
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index a5a963dfcc74..24b45a24cd89 100644
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2019-03-22 14:52:12 +08:00
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--- a/drivers/media/pci/intel/ipu-dma.c
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+++ b/drivers/media/pci/intel/ipu-dma.c
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@@ -420,7 +420,7 @@ static int ipu_dma_get_sgtable(struct device *dev, struct sg_table *sgt,
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int n_pages;
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int ret = 0;
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- if (WARN_ON(!area->pages))
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+ if (WARN_ON(!area || !area->pages))
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return -ENOMEM;
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n_pages = PAGE_ALIGN(size) >> PAGE_SHIFT;
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--
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2019-04-08 18:08:36 +08:00
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https://clearlinux.org
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2019-03-22 14:52:12 +08:00
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