From: Damien Le Moal damien.lemoal@wdc.com
commit 7785a9e4c228db6d01086a52d5685cd7336a08b7 upstream.
Use the DECLARE_CRYPTO_WAIT() macro to properly initialize the crypto wait structures declared on stack before their use with crypto_wait_req().
Fixes: 39d13a1ac41d ("dm crypt: reuse eboiv skcipher for IV generation") Fixes: bbb1658461ac ("dm crypt: Implement Elephant diffuser for Bitlocker compatibility") Cc: stable@vger.kernel.org Signed-off-by: Damien Le Moal damien.lemoal@wdc.com Signed-off-by: Mike Snitzer snitzer@redhat.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/md/dm-crypt.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -736,7 +736,7 @@ static int crypt_iv_eboiv_gen(struct cry u8 buf[MAX_CIPHER_BLOCKSIZE] __aligned(__alignof__(__le64)); struct skcipher_request *req; struct scatterlist src, dst; - struct crypto_wait wait; + DECLARE_CRYPTO_WAIT(wait); int err;
req = skcipher_request_alloc(any_tfm(cc), GFP_NOIO); @@ -933,7 +933,7 @@ static int crypt_iv_elephant(struct cryp u8 *es, *ks, *data, *data2, *data_offset; struct skcipher_request *req; struct scatterlist *sg, *sg2, src, dst; - struct crypto_wait wait; + DECLARE_CRYPTO_WAIT(wait); int i, r;
req = skcipher_request_alloc(elephant->tfm, GFP_NOIO);