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authorJoern Engel <joern@logfs.org>2010-04-15 10:03:57 +0400
committerJoern Engel <joern@logfs.org>2010-04-15 10:03:57 +0400
commit1f1b0008e8dd1930d6e89522c70f4a438374302a (patch)
treefb35404bdb4db79925891779e3be118eca8e85dd /fs/logfs/super.c
parentead88af5f577fd2b399a0fcdfe52605116fac489 (diff)
downloadlinux-1f1b0008e8dd1930d6e89522c70f4a438374302a.tar.xz
[LogFS] Prevent mempool_destroy NULL pointer dereference
It would probably be better to just accept NULL pointers in mempool_destroy(). But for the current -rc series let's keep things simple. This patch was lost in the cracks for a while. Kevin Cernekee <cernekee@gmail.com> had to rediscover the problem and send a similar patch because of it. :( Signed-off-by: Joern Engel <joern@logfs.org>
Diffstat (limited to 'fs/logfs/super.c')
-rw-r--r--fs/logfs/super.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/logfs/super.c b/fs/logfs/super.c
index d6e1f4fc3115..d4531eb46d0a 100644
--- a/fs/logfs/super.c
+++ b/fs/logfs/super.c
@@ -517,8 +517,8 @@ static void logfs_kill_sb(struct super_block *sb)
if (super->s_erase_page)
__free_page(super->s_erase_page);
super->s_devops->put_device(sb);
- mempool_destroy(super->s_btree_pool);
- mempool_destroy(super->s_alias_pool);
+ logfs_mempool_destroy(super->s_btree_pool);
+ logfs_mempool_destroy(super->s_alias_pool);
kfree(super);
log_super("LogFS: Finished unmounting\n");
}