summaryrefslogtreecommitdiffstats
path: root/fs/ext4/block_validity.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/ext4/block_validity.c')
-rw-r--r--fs/ext4/block_validity.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ext4/block_validity.c b/fs/ext4/block_validity.c
index 50784ef0756..a60ab9aad57 100644
--- a/fs/ext4/block_validity.c
+++ b/fs/ext4/block_validity.c
@@ -16,7 +16,6 @@
#include <linux/module.h>
#include <linux/swap.h>
#include <linux/pagemap.h>
-#include <linux/version.h>
#include <linux/blkdev.h>
#include <linux/mutex.h>
#include "ext4.h"
@@ -160,7 +159,7 @@ int ext4_setup_system_zone(struct super_block *sb)
if (ext4_bg_has_super(sb, i) &&
((i < 5) || ((i % flex_size) == 0)))
add_system_zone(sbi, ext4_group_first_block_no(sb, i),
- sbi->s_gdb_count + 1);
+ ext4_bg_num_gdb(sb, i) + 1);
gdp = ext4_get_group_desc(sb, i, NULL);
ret = add_system_zone(sbi, ext4_block_bitmap(sb, gdp), 1);
if (ret)
@@ -228,6 +227,7 @@ int ext4_data_block_valid(struct ext4_sb_info *sbi, ext4_fsblk_t start_blk,
struct rb_node *n = sbi->system_blks.rb_node;
if ((start_blk <= le32_to_cpu(sbi->s_es->s_first_data_block)) ||
+ (start_blk + count < start_blk) ||
(start_blk + count > ext4_blocks_count(sbi->s_es)))
return 0;
while (n) {