In Broadcom SPU driver, in case where incremental hash
is done in software in ahash_finup(), tmpbuf was freed
twice.
Reported-by: NDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: NRob Rice <rob.rice@broadcom.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>