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-rw-r--r--fs/kernfs/dir.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c
index cfc3ce8b815a..8e0a1378a4b1 100644
--- a/fs/kernfs/dir.c
+++ b/fs/kernfs/dir.c
@@ -1111,7 +1111,14 @@ static struct dentry *kernfs_iop_lookup(struct inode *dir,
kn = kernfs_find_ns(parent, dentry->d_name.name, ns);
/* attach dentry and inode */
- if (kn && kernfs_active(kn)) {
+ if (kn) {
+ /* Inactive nodes are invisible to the VFS so don't
+ * create a negative.
+ */
+ if (!kernfs_active(kn)) {
+ up_read(&kernfs_rwsem);
+ return NULL;
+ }
inode = kernfs_get_inode(dir->i_sb, kn);
if (!inode)
inode = ERR_PTR(-ENOMEM);