ceph: dereference pointer after checking for NULL

moved dereference after BUG_ON

Signed-off-by: Yehuda Sadeh <yehuda@hq.newdream.net>

1 files changed, 2 insertions, 1 deletions

diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index 87fb132fb330..f556e76c72e3 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -851,11 +851,12 @@ static void ceph_set_dentry_offset(struct dentry *dn)
 {
         struct dentry *dir = dn->d_parent;
         struct inode *inode = dir->d_inode;
-        struct ceph_inode_info *ci = ceph_inode(inode);
+        struct ceph_inode_info *ci;
         struct ceph_dentry_info *di;
 
         BUG_ON(!inode);
 
+        ci = ceph_inode(inode);
         di = ceph_dentry(dn);
 
         spin_lock(&ci->i_ceph_lock);