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[RFC,08/35] ovl: deal with overlay files in ovl_d_real()

Message ID 20180412150826.20988-9-mszeredi@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Miklos Szeredi April 12, 2018, 3:07 p.m. UTC 
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
---
 fs/overlayfs/super.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
index e8551c97de51..ad6a5baf226b 100644
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c
@@ -97,6 +97,10 @@  static struct dentry *ovl_d_real(struct dentry *dentry,
 	struct dentry *real;
 	int err;
 
+	/* It's an overlay file */
+	if (inode && d_inode(dentry) == inode)
+		return dentry;
+
 	if (flags & D_REAL_UPPER)
 		return ovl_dentry_upper(dentry);