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fix user annotation in ioctl.c
authorDaniel J Blueman <daniel.blueman@gmail.com>
Mon, 11 Apr 2011 15:56:31 +0000 (15:56 +0000)
committerChris Mason <chris.mason@oracle.com>
Tue, 12 Apr 2011 00:25:46 +0000 (20:25 -0400)
Fix address space annotation correct in ioctl.c.

Signed-off-by: Daniel J Blueman <daniel.blueman@gmail.com>
         BTRFS_BLOCK_GROUP_SYSTEM,
@@ -2387,7 +2387,7 @@ long btrfs_ioctl_space_info(struct btrfs_root
*root, void __user *arg)
  up_read(&info->groups_sem);
  }

- user_dest = (struct btrfs_ioctl_space_info *)
+ user_dest = (struct btrfs_ioctl_space_info __user *)
  (arg + sizeof(struct btrfs_ioctl_space_args));

  if (copy_to_user(user_dest, dest_orig, alloc_size))
Reviewed-by: Josef Bacik <josef@redhat.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
fs/btrfs/ioctl.c patch | blob | blame | history

diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index f9c93a9ed4a762158df6ae4d494a1b016d10ff5a..f580a3a5d2fc86ab22eabee482985140553b6c6a 100644 (file)
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -2287,7 +2287,7 @@ long btrfs_ioctl_space_info(struct btrfs_root *root, void __user *arg)
        struct btrfs_ioctl_space_info space;
        struct btrfs_ioctl_space_info *dest;
        struct btrfs_ioctl_space_info *dest_orig;
-       struct btrfs_ioctl_space_info *user_dest;
+       struct btrfs_ioctl_space_info __user *user_dest;
        struct btrfs_space_info *info;
        u64 types[] = {BTRFS_BLOCK_GROUP_DATA,
                       BTRFS_BLOCK_GROUP_SYSTEM,