staging/lustre: Properly cast ll_fid2path argument to __user in ll_dir_ioctl

This makes sparse happier.

Signed-off-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/lustre/lustre/llite/dir.c b/drivers/staging/lustre/lustre/llite/dir.c
index 5b41162..15b8e0a 100644 (file)
--- a/drivers/staging/lustre/lustre/llite/dir.c
+++ b/drivers/staging/lustre/lustre/llite/dir.c
@@ -1736,7 +1736,7 @@ out_quotactl:
                                    sizeof(struct ioc_changelog));
                return rc;
        case OBD_IOC_FID2PATH:
-               return ll_fid2path(inode, (void *)arg);
+               return ll_fid2path(inode, (void __user *)arg);
        case LL_IOC_HSM_REQUEST: {
                struct hsm_user_request *hur;
                ssize_t                  totalsize;