crypto: sha1-mb - use corrcet pointer while completing jobs
authorXiaodong Liu <xiaodong.liu@intel.com>
Tue, 12 Apr 2016 09:45:51 +0000 (09:45 +0000)
committerHerbert Xu <herbert@gondor.apana.org.au>
Fri, 15 Apr 2016 14:13:56 +0000 (22:13 +0800)
commit0851561d9c965df086ef8a53f981f5f95a57c2c8
tree8d17cbefa9079bd56fc7fb3866290f0bd19c223f
parent6f0904ada402a45b3a0a3b9b6507d91d3a9da67a
crypto: sha1-mb - use corrcet pointer while completing jobs

In sha_complete_job, incorrect mcryptd_hash_request_ctx pointer is used
when check and complete other jobs. If the memory of first completed req
is freed, while still completing other jobs in the func, kernel will
crash since NULL pointer is assigned to RIP.

Cc: <stable@vger.kernel.org>
Signed-off-by: Xiaodong Liu <xiaodong.liu@intel.com>
Acked-by: Tim Chen <tim.c.chen@linux.intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
arch/x86/crypto/sha-mb/sha1_mb.c