dma_page_list ->base_address is a userland pointer

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 261e43a..34d4406 100644 (file)
--- 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;
 };