We don''t need to copy it back to user side as it remains unchanged. Signed-off-by: Liu Bo <bo.li.liu@oracle.com> --- fs/btrfs/ioctl.c | 3 --- 1 files changed, 0 insertions(+), 3 deletions(-) diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 0de4a2f..c189189 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -3719,9 +3719,6 @@ static long btrfs_ioctl_quota_ctl(struct file *file, void __user *arg) break; } - if (copy_to_user(arg, sa, sizeof(*sa))) - ret = -EFAULT; - err = btrfs_commit_transaction(trans, root->fs_info->tree_root); if (err && !ret) ret = err; -- 1.7.7.6 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html