1 files changed, 12 insertions, 22 deletions

diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 4bc47e5b5f29..53cce8cc2224 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -801,6 +801,8 @@ retry_iget5_locked:
                         inode->i_flags |= S_NOATIME | S_NOCMTIME;
                 if (inode->i_state & I_NEW) {
                         inode->i_ino = hash;
+                        if (S_ISREG(inode->i_mode))
+                                inode->i_data.backing_dev_info = sb->s_bdi;
 #ifdef CONFIG_CIFS_FSCACHE
                         /* initialize per-inode cache cookie pointer */
                         CIFS_I(inode)->fscache = NULL;
@@ -834,7 +836,7 @@ struct inode *cifs_root_iget(struct super_block *sb, unsigned long ino)
                                                 xid, NULL);
 
         if (!inode)
-                return ERR_PTR(-ENOMEM);
+                return ERR_PTR(rc);
 
 #ifdef CONFIG_CIFS_FSCACHE
         /* populate tcon->resource_id */
@@ -1462,29 +1464,18 @@ int cifs_rename(struct inode *source_dir, struct dentry *source_dentry,
 {
         char *fromName = NULL;
         char *toName = NULL;
-        struct cifs_sb_info *cifs_sb_source;
-        struct cifs_sb_info *cifs_sb_target;
+        struct cifs_sb_info *cifs_sb;
         struct cifsTconInfo *tcon;
         FILE_UNIX_BASIC_INFO *info_buf_source = NULL;
         FILE_UNIX_BASIC_INFO *info_buf_target;
         int xid, rc, tmprc;
 
-        cifs_sb_target = CIFS_SB(target_dir->i_sb);
-        cifs_sb_source = CIFS_SB(source_dir->i_sb);
-        tcon = cifs_sb_source->tcon;
+        cifs_sb = CIFS_SB(source_dir->i_sb);
+        tcon = cifs_sb->tcon;
 
         xid = GetXid();
 
         /*
-         * BB: this might be allowed if same server, but different share.
-         * Consider adding support for this
-         */
-        if (tcon != cifs_sb_target->tcon) {
-                rc = -EXDEV;
-                goto cifs_rename_exit;
-        }
-
-        /*
          * we already have the rename sem so we do not need to
          * grab it again here to protect the path integrity
          */
@@ -1519,17 +1510,16 @@ int cifs_rename(struct inode *source_dir, struct dentry *source_dentry,
                 info_buf_target = info_buf_source + 1;
                 tmprc = CIFSSMBUnixQPathInfo(xid, tcon, fromName,
                                         info_buf_source,
-                                        cifs_sb_source->local_nls,
-                                        cifs_sb_source->mnt_cifs_flags &
+                                        cifs_sb->local_nls,
+                                        cifs_sb->mnt_cifs_flags &
                                         CIFS_MOUNT_MAP_SPECIAL_CHR);
                 if (tmprc != 0)
                         goto unlink_target;
 
-                tmprc = CIFSSMBUnixQPathInfo(xid, tcon,
-                                        toName, info_buf_target,
-                                        cifs_sb_target->local_nls,
-                                        /* remap based on source sb */
-                                        cifs_sb_source->mnt_cifs_flags &
+                tmprc = CIFSSMBUnixQPathInfo(xid, tcon, toName,
+                                        info_buf_target,
+                                        cifs_sb->local_nls,
+                                        cifs_sb->mnt_cifs_flags &
                                         CIFS_MOUNT_MAP_SPECIAL_CHR);
 
                 if (tmprc == 0 && (info_buf_source->UniqueId ==