target/linux/ipq40xx/patches-4.19/041-crypto-qce-fix-ctr-aes-qce-block-chunk-sizes.patch

   1 From 3f5598286445f695bb63a22239dd3603c69a6eaf Mon Sep 17 00:00:00 2001
   2 From: Eneas U de Queiroz <cotequeiroz@gmail.com>
   3 Date: Mon, 28 Oct 2019 09:03:07 -0300
   4 Subject: [PATCH] crypto: qce - fix ctr-aes-qce block, chunk sizes
   5
   6 Set blocksize of ctr-aes-qce to 1, so it can operate as a stream cipher,
   7 adding the definition for chucksize instead, where the underlying block
   8 size belongs.
   9
  10 Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>
  11
  12 --- a/drivers/crypto/qce/skcipher.c
  13 +++ b/drivers/crypto/qce/skcipher.c
  14 @@ -261,6 +261,7 @@ struct qce_skcipher_def {
  15         const char *name;
  16         const char *drv_name;
  17         unsigned int blocksize;
  18 +       unsigned int chunksize;
  19         unsigned int ivsize;
  20         unsigned int min_keysize;
  21         unsigned int max_keysize;
  22 @@ -289,7 +290,8 @@ static const struct qce_skcipher_def skc
  23                 .flags          = QCE_ALG_AES | QCE_MODE_CTR,
  24                 .name           = "ctr(aes)",
  25                 .drv_name       = "ctr-aes-qce",
  26 -               .blocksize      = AES_BLOCK_SIZE,
  27 +               .blocksize      = 1,
  28 +               .chunksize      = AES_BLOCK_SIZE,
  29                 .ivsize         = AES_BLOCK_SIZE,
  30                 .min_keysize    = AES_MIN_KEY_SIZE,
  31                 .max_keysize    = AES_MAX_KEY_SIZE,
  32 @@ -359,6 +361,7 @@ static int qce_skcipher_register_one(con
  33                  def->drv_name);
  34
  35         alg->base.cra_blocksize         = def->blocksize;
  36 +       alg->chunksize                  = def->chunksize;
  37         alg->ivsize                     = def->ivsize;
  38         alg->min_keysize                = def->min_keysize;
  39         alg->max_keysize                = def->max_keysize;