From f44c3890d9fd6e4284518ff3bb16879fee194a3a Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Thu, 26 Aug 2010 11:07:24 +0200 Subject: [PATCH] ceph: ceph_mdsc_build_path() returns an ERR_PTR ceph_mdsc_build_path() returns an ERR_PTR but this code is set up to handle NULL returns. Signed-off-by: Dan Carpenter Signed-off-by: Sage Weil --- fs/ceph/debugfs.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/fs/ceph/debugfs.c b/fs/ceph/debugfs.c index 360c4f22718d..6fd8b20a8611 100644 --- a/fs/ceph/debugfs.c +++ b/fs/ceph/debugfs.c @@ -171,6 +171,8 @@ static int mdsc_show(struct seq_file *s, void *p) } else if (req->r_dentry) { path = ceph_mdsc_build_path(req->r_dentry, &pathlen, &pathbase, 0); + if (IS_ERR(path)) + path = NULL; spin_lock(&req->r_dentry->d_lock); seq_printf(s, " #%llx/%.*s (%s)", ceph_ino(req->r_dentry->d_parent->d_inode), @@ -187,6 +189,8 @@ static int mdsc_show(struct seq_file *s, void *p) if (req->r_old_dentry) { path = ceph_mdsc_build_path(req->r_old_dentry, &pathlen, &pathbase, 0); + if (IS_ERR(path)) + path = NULL; spin_lock(&req->r_old_dentry->d_lock); seq_printf(s, " #%llx/%.*s (%s)", ceph_ino(req->r_old_dentry->d_parent->d_inode),