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authorDan Carpenter <error27@gmail.com>2010-08-26 13:07:24 +0400
committerSage Weil <sage@newdream.net>2010-08-26 20:24:28 +0400
commitf44c3890d9fd6e4284518ff3bb16879fee194a3a (patch)
treed4b0415abdc334a02454326c05d93c91c2555368 /fs/ceph/debugfs.c
parentad8453ab0a5b98884074302ba3cc37664791e261 (diff)
downloadlinux-f44c3890d9fd6e4284518ff3bb16879fee194a3a.tar.xz
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 <error27@gmail.com> Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph/debugfs.c')
-rw-r--r--fs/ceph/debugfs.c4
1 files changed, 4 insertions, 0 deletions
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),