From: Wang Shilong <wshilong@xxxxxxx>
avoid duplicated codes, also we need goto
next group in case we found reserved inode.
Signed-off-by: Wang Shilong <wshilong@xxxxxxx>
---
fs/ext4/ialloc.c | 20 ++++++--------------
1 file changed, 6 insertions(+), 14 deletions(-)
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 0d03e73..9e6eb1c 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -892,19 +892,13 @@ struct inode *__ext4_new_inode(handle_t *handle, struct inode *dir,
/*
* 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 @@ struct inode *__ext4_new_inode(handle_t *handle, struct inode *dir,
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 @@ struct inode *__ext4_new_inode(handle_t *handle, struct inode *dir,
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)) {
--
2.9.3
