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authorAl Viro2006-03-18 13:50:00 -0500
committerAl Viro2006-03-18 18:33:49 -0500
commit8669aafdb5a46a57366dd1540fc475544071a9c9 (patch)
treec30fc562aeb1b2c158844b4d30d5423414b719bc
parentafc847b7ddcf636e524cf5b0de644bd3a9419a8c (diff)
[PATCH] fix double-free in blk_init_queue_node()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
-rw-r--r--block/ll_rw_blk.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c
index 0ef2971a9e82..5fac138a5be1 100644
--- a/block/ll_rw_blk.c
+++ b/block/ll_rw_blk.c
@@ -1854,8 +1854,10 @@ blk_init_queue_node(request_fn_proc *rfn, spinlock_t *lock, int node_id)
return NULL;
q->node = node_id;
- if (blk_init_free_list(q))
- goto out_init;
+ if (blk_init_free_list(q)) {
+ kmem_cache_free(requestq_cachep, q);
+ return NULL;
+ }
/*
* if caller didn't supply a lock, they get per-queue locking with
@@ -1891,9 +1893,7 @@ blk_init_queue_node(request_fn_proc *rfn, spinlock_t *lock, int node_id)
return q;
}
- blk_cleanup_queue(q);
-out_init:
- kmem_cache_free(requestq_cachep, q);
+ blk_put_queue(q);
return NULL;
}
EXPORT_SYMBOL(blk_init_queue_node);