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-rw-r--r--fs/overlayfs/inode.c26
1 files changed, 18 insertions, 8 deletions
diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c
index d613e2c41242..22c677040b35 100644
--- a/fs/overlayfs/inode.c
+++ b/fs/overlayfs/inode.c
@@ -462,18 +462,28 @@ static int ovl_inode_set(struct inode *inode, void *data)
return 0;
}
-struct inode *ovl_get_inode(struct super_block *sb, struct inode *realinode)
-
+struct inode *ovl_get_inode(struct dentry *dentry)
{
+ struct dentry *upperdentry = ovl_dentry_upper(dentry);
+ struct inode *realinode = d_inode(ovl_dentry_real(dentry));
struct inode *inode;
- inode = iget5_locked(sb, (unsigned long) realinode,
- ovl_inode_test, ovl_inode_set, realinode);
- if (inode && inode->i_state & I_NEW) {
- ovl_fill_inode(inode, realinode->i_mode, realinode->i_rdev);
+ if (upperdentry && !d_is_dir(upperdentry)) {
+ inode = iget5_locked(dentry->d_sb, (unsigned long) realinode,
+ ovl_inode_test, ovl_inode_set, realinode);
+ if (!inode || !(inode->i_state & I_NEW))
+ goto out;
+
set_nlink(inode, realinode->i_nlink);
- unlock_new_inode(inode);
+ } else {
+ inode = new_inode(dentry->d_sb);
+ if (!inode)
+ goto out;
}
-
+ ovl_fill_inode(inode, realinode->i_mode, realinode->i_rdev);
+ ovl_inode_init(inode, dentry);
+ if (inode->i_state & I_NEW)
+ unlock_new_inode(inode);
+out:
return inode;
}
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