[PATCH] Clear sparse warning: different address space

[Guillermo O. Freschi]

Made tagged `index` as `__user` to remove warning from
`obd_iocontrol` call.

Signed-off-by: Guillermo O. Freschi <kedrot at gmail.com>
---
 drivers/staging/lustre/lustre/llite/dir.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/lustre/lustre/llite/dir.c b/drivers/staging/lustre/lustre/llite/dir.c
index 13b35922a4ca..acdde21d41d9 100644
--- a/drivers/staging/lustre/lustre/llite/dir.c
+++ b/drivers/staging/lustre/lustre/llite/dir.c
@@ -1464,7 +1464,7 @@ static long ll_dir_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 	case LL_IOC_FID2MDTIDX: {
 		struct obd_export *exp = ll_i2mdexp(inode);
 		struct lu_fid fid;
-		__u32 index;
+		__u32 __user index;
 
 		if (copy_from_user(&fid, (const struct lu_fid __user *)arg,
 				   sizeof(fid)))
-- 
2.11.0