We always get ext4_group_desc with group + 1 and ext4_group_info with group to check if we need do initialize ext4_group_info for the group. Just get ext4_group_desc with group for ext4_group_info initialization check. Signed-off-by: Kemeng Shi <shikemeng@xxxxxxxxxxxxxxx> --- fs/ext4/mballoc.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index 352ac9139fee..f24f80ecf318 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -2570,13 +2570,13 @@ void ext4_mb_prefetch_fini(struct super_block *sb, ext4_group_t group, unsigned int nr) { while (nr-- > 0) { - struct ext4_group_desc *gdp = ext4_get_group_desc(sb, group, - NULL); - struct ext4_group_info *grp = ext4_get_group_info(sb, group); + struct ext4_group_desc *gdp; + struct ext4_group_info *grp; if (!group) group = ext4_get_groups_count(sb); group--; + gdp = ext4_get_group_desc(sb, group, NULL); grp = ext4_get_group_info(sb, group); if (EXT4_MB_GRP_NEED_INIT(grp) && -- 2.30.0