fs/adfs: map: move map-specific sb initialisation to map.c

Move map specific superblock initialisation to map.c, rather than
having it spread into super.c.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

fs/adfs/map.c

@@ -355,14 +355,19 @@ struct adfs_discmap *adfs_read_map(struct super_block *sb, struct adfs_discrecor
 	unsigned int map_addr, zone_size, nzones;
 	int ret;
 
-	nzones    = asb->s_map_size;
+	nzones    = dr->nzones | dr->nzones_high << 8;
 	zone_size = (8 << dr->log2secsize) - le16_to_cpu(dr->zone_spare);
+
+	asb->s_idlen = dr->idlen;
+	asb->s_map_size = nzones;
+	asb->s_map2blk = dr->log2bpmb - dr->log2secsize;
+	asb->s_log2sharesize = dr->log2sharesize;
+	asb->s_ids_per_zone = zone_size / (asb->s_idlen + 1);
+
 	map_addr = (nzones >> 1) * zone_size -
 		     ((nzones > 1) ? ADFS_DR_SIZE_BITS : 0);
 	map_addr = signed_asl(map_addr, asb->s_map2blk);
 
-	asb->s_ids_per_zone = zone_size / (asb->s_idlen + 1);
-
 	dm = kmalloc_array(nzones, sizeof(*dm), GFP_KERNEL);
 	if (dm == NULL) {
 		adfs_error(sb, "not enough memory");

fs/adfs/super.c

@@ -289,6 +289,7 @@ static int adfs_fill_super(struct super_block *sb, void *data, int silent)
 		return -ENOMEM;
 
 	sb->s_fs_info = asb;
+	sb->s_magic = ADFS_SUPER_MAGIC;
 	sb->s_time_gran = 10000000;
 
 	/* set default options */
@@ -356,12 +357,6 @@ static int adfs_fill_super(struct super_block *sb, void *data, int silent)
 	 * blocksize on this device should now be set to the ADFS log2secsize
 	 */
 
-	sb->s_magic		= ADFS_SUPER_MAGIC;
-	asb->s_idlen		= dr->idlen;
-	asb->s_map_size		= dr->nzones | (dr->nzones_high << 8);
-	asb->s_map2blk		= dr->log2bpmb - dr->log2secsize;
-	asb->s_log2sharesize	= dr->log2sharesize;
-
 	asb->s_map = adfs_read_map(sb, dr);
 	if (IS_ERR(asb->s_map)) {
 		ret =  PTR_ERR(asb->s_map);