[PATCH] dma_page_list ->base_address is a userland pointer

[PATCH] dma_page_list ->base_address is a userland pointer

[Al Viro]

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 include/linux/dmaengine.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 261e43a..34d4406 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -423,7 +423,7 @@ void dma_async_device_unregister(struct dma_device *device);
 /* --- Helper iov-locking functions --- */
 
 struct dma_page_list {
-	char *base_address;
+	char __user *base_address;
 	int nr_pages;
 	struct page **pages;
 };
-- 
1.5.3.GIT

RE: [PATCH] dma_page_list ->base_address is a userland pointer

[Sosnowski, Maciej]

> ---------- Original message ----------
> From: Al Viro <viro@ftp.linux.org.uk>
> Date: Mar 29, 2008 5:09 AM
> Subject: [PATCH] dma_page_list ->base_address is a userland pointer
> To: torvalds@linux-foundation.org
> Cc: linux-kernel@vger.kernel.org
> 
> 
> 
> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
> ---
>  include/linux/dmaengine.h |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
> index 261e43a..34d4406 100644
> --- a/include/linux/dmaengine.h
> +++ b/include/linux/dmaengine.h
> @@ -423,7 +423,7 @@ void dma_async_device_unregister(struct dma_device
>  *device); /* --- Helper iov-locking functions --- */
> 
>  struct dma_page_list {
> -       char *base_address;
> +       char __user *base_address;
>        int nr_pages;
>        struct page **pages;
>  };
> --
> 1.5.3.GIT

Acked-by: Maciej Sosnowski <maciej.sosnowski@intel.com>
---------------------------------------------------------------------
Intel Technology Poland sp. z o.o.
z siedziba w Gdansku
ul. Slowackiego 173
80-298 Gdansk

Sad Rejonowy Gdansk Polnoc w Gdansku, 
VII Wydzial Gospodarczy Krajowego Rejestru Sadowego, 
numer KRS 101882

NIP 957-07-52-316
Kapital zakladowy 200.000 zl

This e-mail and any attachments may contain confidential material for
the sole use of the intended recipient(s). Any review or distribution
by others is strictly prohibited. If you are not the intended
recipient, please contact the sender and delete all copies.