UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

logfs: Close i_ino reuse race 

logfs_seek_hole() may return the same offset it is passed as argument.
Found by Prasad Joshi <prasadjoshi124@gmail.com>

Signed-off-by: Joern Engel <joern@logfs.org>
This commit is contained in:
Joern Engel 2010-05-01 17:00:34 +02:00
parent bd2b3f2959
commit ccc0197b02
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
fs/logfs/inode.c
View File

@ -326,7 +326,7 @@ static void logfs_set_ino_generation(struct super_block *sb,
u64 ino;
mutex_lock(&super->s_journal_mutex);
ino = logfs_seek_hole(super->s_master_inode, super->s_last_ino);
ino = logfs_seek_hole(super->s_master_inode, super->s_last_ino + 1);
super->s_last_ino = ino;
super->s_inos_till_wrap--;
if (super->s_inos_till_wrap < 0) {