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-rw-r--r--fs/ext4/ialloc.c49
1 files changed, 22 insertions, 27 deletions
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index c2caf2df3695..3da4cf8d18b6 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -1150,25 +1150,20 @@ struct inode *ext4_orphan_get(struct super_block *sb, unsigned long ino)
unsigned long max_ino = le32_to_cpu(EXT4_SB(sb)->s_es->s_inodes_count);
ext4_group_t block_group;
int bit;
- struct buffer_head *bitmap_bh;
+ struct buffer_head *bitmap_bh = NULL;
struct inode *inode = NULL;
- long err = -EIO;
+ int err = -EFSCORRUPTED;
- /* Error cases - e2fsck has already cleaned up for us */
- if (ino > max_ino) {
- ext4_warning(sb, "bad orphan ino %lu! e2fsck was run?", ino);
- err = -EFSCORRUPTED;
- goto error;
- }
+ if (ino < EXT4_FIRST_INO(sb) || ino > max_ino)
+ goto bad_orphan;
block_group = (ino - 1) / EXT4_INODES_PER_GROUP(sb);
bit = (ino - 1) % EXT4_INODES_PER_GROUP(sb);
bitmap_bh = ext4_read_inode_bitmap(sb, block_group);
if (IS_ERR(bitmap_bh)) {
- err = PTR_ERR(bitmap_bh);
- ext4_warning(sb, "inode bitmap error %ld for orphan %lu",
- ino, err);
- goto error;
+ ext4_error(sb, "inode bitmap error %ld for orphan %lu",
+ ino, PTR_ERR(bitmap_bh));
+ return (struct inode *) bitmap_bh;
}
/* Having the inode bit set should be a 100% indicator that this
@@ -1179,8 +1174,12 @@ struct inode *ext4_orphan_get(struct super_block *sb, unsigned long ino)
goto bad_orphan;
inode = ext4_iget(sb, ino);
- if (IS_ERR(inode))
- goto iget_failed;
+ if (IS_ERR(inode)) {
+ err = PTR_ERR(inode);
+ ext4_error(sb, "couldn't read orphan inode %lu (err %d)",
+ ino, err);
+ return inode;
+ }
/*
* If the orphans has i_nlinks > 0 then it should be able to
@@ -1197,29 +1196,25 @@ struct inode *ext4_orphan_get(struct super_block *sb, unsigned long ino)
brelse(bitmap_bh);
return inode;
-iget_failed:
- err = PTR_ERR(inode);
- inode = NULL;
bad_orphan:
- ext4_warning(sb, "bad orphan inode %lu! e2fsck was run?", ino);
- printk(KERN_WARNING "ext4_test_bit(bit=%d, block=%llu) = %d\n",
- bit, (unsigned long long)bitmap_bh->b_blocknr,
- ext4_test_bit(bit, bitmap_bh->b_data));
- printk(KERN_WARNING "inode=%p\n", inode);
+ ext4_error(sb, "bad orphan inode %lu", ino);
+ if (bitmap_bh)
+ printk(KERN_ERR "ext4_test_bit(bit=%d, block=%llu) = %d\n",
+ bit, (unsigned long long)bitmap_bh->b_blocknr,
+ ext4_test_bit(bit, bitmap_bh->b_data));
if (inode) {
- printk(KERN_WARNING "is_bad_inode(inode)=%d\n",
+ printk(KERN_ERR "is_bad_inode(inode)=%d\n",
is_bad_inode(inode));
- printk(KERN_WARNING "NEXT_ORPHAN(inode)=%u\n",
+ printk(KERN_ERR "NEXT_ORPHAN(inode)=%u\n",
NEXT_ORPHAN(inode));
- printk(KERN_WARNING "max_ino=%lu\n", max_ino);
- printk(KERN_WARNING "i_nlink=%u\n", inode->i_nlink);
+ printk(KERN_ERR "max_ino=%lu\n", max_ino);
+ printk(KERN_ERR "i_nlink=%u\n", inode->i_nlink);
/* Avoid freeing blocks if we got a bad deleted inode */
if (inode->i_nlink == 0)
inode->i_blocks = 0;
iput(inode);
}
brelse(bitmap_bh);
-error:
return ERR_PTR(err);
}