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ext4: cleanup goto next group

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avoid duplicated codes, also we need goto
next group in case we found reserved inode.

Signed-off-by: Wang Shilong <wshilong@ddn.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Wang Shilong 2017-08-24 11:58:18 -04:00 committed by Theodore Ts'o
parent 4f9d956d19
commit 2fe435d8b0
1 changed files with 6 additions and 14 deletions
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20
fs/ext4/ialloc.c
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@ -892,19 +892,13 @@ got_group:
/*
* Check free inodes count before loading bitmap.
*/
if (ext4_free_inodes_count(sb, gdp) == 0) {
if (++group == ngroups)
group = 0;
continue;
}
if (ext4_free_inodes_count(sb, gdp) == 0)
goto next_group;
grp = ext4_get_group_info(sb, group);
/* Skip groups with already-known suspicious inode tables */
if (EXT4_MB_GRP_IBITMAP_CORRUPT(grp)) {
if (++group == ngroups)
group = 0;
continue;
}
if (EXT4_MB_GRP_IBITMAP_CORRUPT(grp))
goto next_group;
brelse(inode_bitmap_bh);
inode_bitmap_bh = ext4_read_inode_bitmap(sb, group);
@ -912,9 +906,7 @@ got_group:
if (EXT4_MB_GRP_IBITMAP_CORRUPT(grp) ||
IS_ERR(inode_bitmap_bh)) {
inode_bitmap_bh = NULL;
if (++group == ngroups)
group = 0;
continue;
goto next_group;
}
repeat_in_this_group:
@ -926,7 +918,7 @@ repeat_in_this_group:
if (group == 0 && (ino+1) < EXT4_FIRST_INO(sb)) {
ext4_error(sb, "reserved inode found cleared - "
"inode=%lu", ino + 1);
continue;
goto next_group;
}
if ((EXT4_SB(sb)->s_journal == NULL) &&
recently_deleted(sb, group, ino)) {