2019-06-18 15:08:55 +08:00
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: "Poluri, Sarat Chandra" <sarat.chandra.poluri@intel.com>
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Date: Tue, 9 Apr 2019 22:50:51 +0000
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Subject: [PATCH] media: ici: Fix memory leak in driver due to virt_dev_id not
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being initialized properly.
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Without virt_dev_id being initialized to -1, the default value will be zero.
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Zero is a valid virt_dev_id value and will cause unmap_buf_virt to be called
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instead of unmap_buf.
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Change-Id: I2dc6c7ef169ed3a3fe1c77119cb98b428064a2a8
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Tracked-On: PKT-2287
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Tracked-On: HSDES-1409249226
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Signed-off-by: Poluri, Sarat Chandra <sarat.chandra.poluri@intel.com>
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---
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drivers/media/pci/intel/ici/ici-isys-stream-device.c | 1 +
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drivers/media/pci/intel/ici/ici-isys-stream.c | 2 --
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2 files changed, 1 insertion(+), 2 deletions(-)
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diff --git a/drivers/media/pci/intel/ici/ici-isys-stream-device.c b/drivers/media/pci/intel/ici/ici-isys-stream-device.c
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2020-05-05 09:02:46 +08:00
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index 96336980d..98c839b92 100644
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2019-06-18 15:08:55 +08:00
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--- a/drivers/media/pci/intel/ici/ici-isys-stream-device.c
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+++ b/drivers/media/pci/intel/ici/ici-isys-stream-device.c
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@@ -319,6 +319,7 @@ int stream_device_register(struct ici_stream_device *strm_dev)
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return -EINVAL;
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}
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strm_dev->minor = -1;
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+ strm_dev->virt_dev_id = -1;
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cdev_init(&strm_dev->cdev, &ici_stream_fops);
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strm_dev->cdev.owner = ici_stream_fops.owner;
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diff --git a/drivers/media/pci/intel/ici/ici-isys-stream.c b/drivers/media/pci/intel/ici/ici-isys-stream.c
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2020-05-05 09:02:46 +08:00
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index 09fcd0267..1384fc3d0 100644
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2019-06-18 15:08:55 +08:00
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--- a/drivers/media/pci/intel/ici/ici-isys-stream.c
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+++ b/drivers/media/pci/intel/ici/ici-isys-stream.c
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@@ -1165,8 +1165,6 @@ static int stream_fop_open(struct inode *inode, struct file *file)
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mutex_unlock(&isys->mutex);
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- strm_dev->virt_dev_id = -1;
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-
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return 0;
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out_lib_init:
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--
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https://clearlinux.org
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