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[PATCH] fix double-free in blk_init_queue_node() 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2006-03-18 13:50:00 -05:00
parent afc847b7dd
commit 8669aafdb5
1 changed files with 5 additions and 5 deletions
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10
block/ll_rw_blk.c
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@ -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);