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reiserfs: Initialize inode keys properly

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reiserfs_read_locked_inode() didn't initialize key length properly. Use
_make_cpu_key() macro for key initialization so that all key member are
properly initialized.

CC: stable@vger.kernel.org
Reported-by: syzbot+d94d02749498bb7bab4b@syzkaller.appspotmail.com
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara 2020-09-21 15:08:50 +02:00
parent a7be300de8
commit 4443390e08
1 changed files with 1 additions and 5 deletions
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6
fs/reiserfs/inode.c
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@ -1551,11 +1551,7 @@ void reiserfs_read_locked_inode(struct inode *inode,
* set version 1, version 2 could be used too, because stat data
* key is the same in both versions
*/
key.version = KEY_FORMAT_3_5;
key.on_disk_key.k_dir_id = dirino;
key.on_disk_key.k_objectid = inode->i_ino;
key.on_disk_key.k_offset = 0;
key.on_disk_key.k_type = 0;
_make_cpu_key(&key, KEY_FORMAT_3_5, dirino, inode->i_ino, 0, 0, 3);
/* look for the object's stat data */
retval = search_item(inode->i_sb, &key, &path_to_sd);