GFS2: Remove dirent_first() function
authorSteven Whitehouse <swhiteho@redhat.com>
Fri, 6 Nov 2009 11:06:37 +0000 (11:06 +0000)
committerSteven Whitehouse <swhiteho@redhat.com>
Thu, 3 Dec 2009 11:57:23 +0000 (11:57 +0000)
This function only had one caller left, and that caller only
called it for leaf blocks, hence one branch of the "if" was
never taken. In addition the call to get_left had already
verified the metadata type, so the function can be reduced
to a single line of code in its caller.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
fs/gfs2/dir.c

index 297d7e5cebad8d283a9360ad86cf3a96a2028f02..25fddc100f18959882e24f730085ead9916818c9 100644 (file)
@@ -525,38 +525,6 @@ consist_inode:
        return ERR_PTR(-EIO);
 }
 
-
-/**
- * dirent_first - Return the first dirent
- * @dip: the directory
- * @bh: The buffer
- * @dent: Pointer to list of dirents
- *
- * return first dirent whether bh points to leaf or stuffed dinode
- *
- * Returns: IS_LEAF, IS_DINODE, or -errno
- */
-
-static int dirent_first(struct gfs2_inode *dip, struct buffer_head *bh,
-                       struct gfs2_dirent **dent)
-{
-       struct gfs2_meta_header *h = (struct gfs2_meta_header *)bh->b_data;
-
-       if (be32_to_cpu(h->mh_type) == GFS2_METATYPE_LF) {
-               if (gfs2_meta_check(GFS2_SB(&dip->i_inode), bh))
-                       return -EIO;
-               *dent = (struct gfs2_dirent *)(bh->b_data +
-                                              sizeof(struct gfs2_leaf));
-               return IS_LEAF;
-       } else {
-               if (gfs2_metatype_check(GFS2_SB(&dip->i_inode), bh, GFS2_METATYPE_DI))
-                       return -EIO;
-               *dent = (struct gfs2_dirent *)(bh->b_data +
-                                              sizeof(struct gfs2_dinode));
-               return IS_DINODE;
-       }
-}
-
 static int dirent_check_reclen(struct gfs2_inode *dip,
                               const struct gfs2_dirent *d, const void *end_p)
 {
@@ -1006,7 +974,7 @@ static int dir_split_leaf(struct inode *inode, const struct qstr *name)
        divider = (start + half_len) << (32 - dip->i_depth);
 
        /*  Copy the entries  */
-       dirent_first(dip, obh, &dent);
+       dent = (struct gfs2_dirent *)(obh->b_data + sizeof(struct gfs2_leaf));
 
        do {
                next = dent;