diff options
Diffstat (limited to 'fs/namespace.c')
| -rw-r--r-- | fs/namespace.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/namespace.c b/fs/namespace.c index 2bad25709b2c..4272349650b1 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -5746,6 +5746,8 @@ static struct mnt_namespace *grab_requested_mnt_ns(const struct mnt_id_req *kreq if (kreq->mnt_ns_id) { mnt_ns = lookup_mnt_ns(kreq->mnt_ns_id); + if (!mnt_ns) + return ERR_PTR(-ENOENT); } else if (kreq->mnt_ns_fd) { struct ns_common *ns; @@ -5761,13 +5763,12 @@ static struct mnt_namespace *grab_requested_mnt_ns(const struct mnt_id_req *kreq return ERR_PTR(-EINVAL); mnt_ns = to_mnt_ns(ns); + refcount_inc(&mnt_ns->passive); } else { mnt_ns = current->nsproxy->mnt_ns; + refcount_inc(&mnt_ns->passive); } - if (!mnt_ns) - return ERR_PTR(-ENOENT); - refcount_inc(&mnt_ns->passive); return mnt_ns; } |