linux-kernel - [PATCH 08/13] fs/unionfs/: Check return value of d

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Message-Id: <11730597051029-git-send-email-jsipek@cs.sunysb.edu>
Date:	Sun,  4 Mar 2007 20:54:58 -0500
From:	"Josef 'Jeff' Sipek" <jsipek@...sunysb.edu>
To:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org
Cc:	"Josef 'Jeff' Sipek" <jsipek@...sunysb.edu>
Subject: [PATCH 08/13] fs/unionfs/: Check return value of d_path

Signed-off-by: Josef 'Jeff' Sipek <jsipek@...sunysb.edu>
---
 fs/unionfs/super.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/fs/unionfs/super.c b/fs/unionfs/super.c
index 38443c7..176cfb6 100644
--- a/fs/unionfs/super.c
+++ b/fs/unionfs/super.c
@@ -311,6 +311,11 @@ static int unionfs_show_options(struct seq_file *m, struct vfsmount *mnt)
 		path = d_path(unionfs_lower_dentry_idx(sb->s_root, bindex),
 			   unionfs_lower_mnt_idx(sb->s_root, bindex), tmp_page,
 			   PAGE_SIZE);
+		if (IS_ERR(path)) {
+			ret = PTR_ERR(path);
+			goto out;
+		}
+
 		perms = branchperms(sb, bindex);
 
 		seq_printf(m, "%s=%s", path,
-- 
1.5.0.2.260.g2eb065

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