mirror of
https://github.com/Divested-Mobile/DivestOS-Build.git
synced 2024-10-01 01:35:54 -04:00
35 lines
1.3 KiB
Diff
35 lines
1.3 KiB
Diff
From c9c81836ee44db9974007d34cf2aaeb1a51a8d45 Mon Sep 17 00:00:00 2001
|
|
From: Hariram Purushothaman <hpurus@codeaurora.org>
|
|
Date: Fri, 9 Aug 2013 11:21:50 -0700
|
|
Subject: msm: camera: Bound check length for Dequeue stream buff info
|
|
|
|
Bound check the length param from user space given to
|
|
copy_from_user function to avoid any invalid memory access.
|
|
|
|
Change-Id: I926509a5fffd49cfc0130d182f246fbb9335b60e
|
|
CRs-Fixed: 519124
|
|
Signed-off-by: Hariram Purushothaman <hpurus@codeaurora.org>
|
|
---
|
|
drivers/media/platform/msm/camera_v2/pproc/vpe/msm_vpe.c | 5 +++++
|
|
1 file changed, 5 insertions(+)
|
|
|
|
diff --git a/drivers/media/platform/msm/camera_v2/pproc/vpe/msm_vpe.c b/drivers/media/platform/msm/camera_v2/pproc/vpe/msm_vpe.c
|
|
index d302131..3aaff78 100644
|
|
--- a/drivers/media/platform/msm/camera_v2/pproc/vpe/msm_vpe.c
|
|
+++ b/drivers/media/platform/msm/camera_v2/pproc/vpe/msm_vpe.c
|
|
@@ -1323,6 +1323,11 @@ static long msm_vpe_subdev_ioctl(struct v4l2_subdev *sd,
|
|
struct msm_vpe_buff_queue_info_t *buff_queue_info;
|
|
|
|
VPE_DBG("VIDIOC_MSM_VPE_DEQUEUE_STREAM_BUFF_INFO\n");
|
|
+ if (ioctl_ptr->len != sizeof(uint32_t)) {
|
|
+ pr_err("%s:%d Invalid len\n", __func__, __LINE__);
|
|
+ mutex_unlock(&vpe_dev->mutex);
|
|
+ return -EINVAL;
|
|
+ }
|
|
|
|
rc = (copy_from_user(&identity,
|
|
(void __user *)ioctl_ptr->ioctl_ptr,
|
|
--
|
|
cgit v1.1
|
|
|