luck/tmp_suning_uos_patched
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ext4: Fix goal inum check in the inode allocator

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The goal inode is specificed by inode number which belongs
to [1; s_inodes_count].

Signed-off-by: Johann Lombardi <johann@sun.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Johann Lombardi 2009-07-05 23:45:11 -04:00 committed by Theodore Ts'o
parent 5adfee9c17
commit e6462869e4
1 changed files with 1 additions and 1 deletions
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2
fs/ext4/ialloc.c
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@ -833,7 +833,7 @@ struct inode *ext4_new_inode(handle_t *handle, struct inode *dir, int mode,
if (!goal)
goal = sbi->s_inode_goal;
if (goal && goal < le32_to_cpu(sbi->s_es->s_inodes_count)) {
if (goal && goal <= le32_to_cpu(sbi->s_es->s_inodes_count)) {
group = (goal - 1) / EXT4_INODES_PER_GROUP(sb);
ino = (goal - 1) % EXT4_INODES_PER_GROUP(sb);
ret2 = 0;