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fs/adfs: use format_version from disc_record

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We only use the format version in one place during filesystem mount, so
it is pointless storing it in the superblock structure.  Also, we should
be using the version from the disc record in the map rather than the
boot block.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Russell King 2019-06-04 14:49:41 +01:00 committed by Al Viro
parent 275f5b99d6
commit cb88b5a387
2 changed files with 1 additions and 3 deletions
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1
fs/adfs/adfs.h
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@ -60,7 +60,6 @@ struct adfs_sb_info {
__u32 s_map_size; /* sector size of a map */
signed int s_map2blk; /* shift left by this for map->sector*/
unsigned int s_log2sharesize;/* log2 share size */
__le32 s_version; /* disc format version */
unsigned int s_namelen; /* maximum number of characters in name */
};

3
fs/adfs/super.c
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@ -435,7 +435,6 @@ static int adfs_fill_super(struct super_block *sb, void *data, int silent)
asb->s_idlen = dr->idlen;
asb->s_map_size = dr->nzones | (dr->nzones_high << 8);
asb->s_map2blk = dr->log2bpmb - dr->log2secsize;
asb->s_version = dr->format_version;
asb->s_log2sharesize = dr->log2sharesize;
asb->s_map = adfs_read_map(sb, dr);
@ -467,7 +466,7 @@ static int adfs_fill_super(struct super_block *sb, void *data, int silent)
* If this is a F+ disk with variable length directories,
* get the root_size from the disc record.
*/
if (asb->s_version) {
if (dr->format_version) {
root_obj.size = le32_to_cpu(dr->root_size);
asb->s_dir = &adfs_fplus_dir_ops;
asb->s_namelen = ADFS_FPLUS_NAME_LEN;