forked from Minki/linux
[media] media: v4l2-compat-ioctl32: fix missing reserved field copy in put_v4l2_create32
In v4l2-compliance utility, test VIDIOC_CREATE_BUFS will check whether reserved filed of v4l2_create_buffers filled with zero Reserved field is filled with zero in v4l_create_bufs. This patch copy reserved field of v4l2_create_buffer from kernel space to user space Signed-off-by: Tiffany Lin <tiffany.lin@mediatek.com> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Cc: <stable@vger.kernel.org> # for v3.19 and up Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
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@ -280,7 +280,8 @@ static int put_v4l2_format32(struct v4l2_format *kp, struct v4l2_format32 __user
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static int put_v4l2_create32(struct v4l2_create_buffers *kp, struct v4l2_create_buffers32 __user *up)
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{
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if (!access_ok(VERIFY_WRITE, up, sizeof(struct v4l2_create_buffers32)) ||
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copy_to_user(up, kp, offsetof(struct v4l2_create_buffers32, format)))
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copy_to_user(up, kp, offsetof(struct v4l2_create_buffers32, format)) ||
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copy_to_user(up->reserved, kp->reserved, sizeof(kp->reserved)))
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return -EFAULT;
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return __put_v4l2_format32(&kp->format, &up->format);
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}
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