From: Rachita Kothiyal <rachita@dewey.fsl.cs.sunysb.edu>
Date: Thu, 22 Nov 2007 05:12:34 +0000 (-0500)
Subject: Unionfs: Avoid looking for a lower dentry for a negative dbstart.
X-Git-Url: https://git.fsl.cs.sunysb.edu/?a=commitdiff_plain;h=9d77fa2562bfa8a407183ec667ff1ca9d67eb344;p=unionfs-odf.git

Unionfs: Avoid looking for a lower dentry for a negative dbstart.

Signed-off-by: Rachita Kothiyal (rachita@fsl.cs.sunysb.edu)
---

diff --git a/fs/unionfs/odf.c b/fs/unionfs/odf.c
index 42577e36dd..baed380125 100644
--- a/fs/unionfs/odf.c
+++ b/fs/unionfs/odf.c
@@ -1004,7 +1004,7 @@ int odf_lookup(struct dentry *parent, struct dentry *dentry, int flags)
 			if (lower_dentry)
 				break;
 		}
-	} else {
+	} else if (dbstart(dentry) != -1) {
 		lower_dentry = unionfs_lower_dentry(dentry);
 		bstart = dbstart(dentry);
 	}