linux-imx

dlm: NULL dereference on failure in kmem_cache_create()

We aren't allowed to pass NULL pointers to kmem_cache_destroy() so if
both allocations fail, it leads to a NULL dereference.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David Teigland <teigland@redhat.com>