diff options
Diffstat (limited to 'target/linux/apm821xx/patches-4.14/022-0006-crypto-crypto4xx-properly-set-IV-after-de-and-encryp.patch')
| -rw-r--r-- | target/linux/apm821xx/patches-4.14/022-0006-crypto-crypto4xx-properly-set-IV-after-de-and-encryp.patch | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/target/linux/apm821xx/patches-4.14/022-0006-crypto-crypto4xx-properly-set-IV-after-de-and-encryp.patch b/target/linux/apm821xx/patches-4.14/022-0006-crypto-crypto4xx-properly-set-IV-after-de-and-encryp.patch deleted file mode 100644 index 1467f368b7..0000000000 --- a/target/linux/apm821xx/patches-4.14/022-0006-crypto-crypto4xx-properly-set-IV-after-de-and-encryp.patch +++ /dev/null @@ -1,71 +0,0 @@ -From fc340115ffb8235c1bbd200c28855e6373d0dd1a Mon Sep 17 00:00:00 2001 -From: Christian Lamparter <chunkeey@gmail.com> -Date: Thu, 19 Apr 2018 18:41:55 +0200 -Subject: [PATCH 6/8] crypto: crypto4xx - properly set IV after de- and encrypt - -This patch fixes cts(cbc(aes)) test when cbc-aes-ppc4xx is used. -alg: skcipher: Test 1 failed (invalid result) on encryption for cts(cbc-aes-ppc4xx) -00000000: 4b 10 75 fc 2f 14 1b 6a 27 35 37 33 d1 b7 70 05 -00000010: 97 -alg: skcipher: Failed to load transform for cts(cbc(aes)): -2 - -The CTS cipher mode expect the IV (req->iv) of skcipher_request -to contain the last ciphertext block after the {en,de}crypt -operation is complete. - -Fix this issue for the AMCC Crypto4xx hardware engine. -The tcrypt test case for cts(cbc(aes)) is now correctly passed. - -name : cts(cbc(aes)) -driver : cts(cbc-aes-ppc4xx) -module : cts -priority : 300 -refcnt : 1 -selftest : passed -internal : no -type : skcipher -async : yes -blocksize : 16 -min keysize : 16 -max keysize : 32 -ivsize : 16 -chunksize : 16 -walksize : 16 - -Signed-off-by: Christian Lamparter <chunkeey@gmail.com> -Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> ---- - drivers/crypto/amcc/crypto4xx_alg.c | 3 ++- - drivers/crypto/amcc/crypto4xx_core.c | 9 +++++++++ - 2 files changed, 11 insertions(+), 1 deletion(-) - ---- a/drivers/crypto/amcc/crypto4xx_alg.c -+++ b/drivers/crypto/amcc/crypto4xx_alg.c -@@ -141,7 +141,8 @@ static int crypto4xx_setkey_aes(struct c - /* Setup SA */ - sa = ctx->sa_in; - -- set_dynamic_sa_command_0(sa, SA_NOT_SAVE_HASH, SA_NOT_SAVE_IV, -+ set_dynamic_sa_command_0(sa, SA_NOT_SAVE_HASH, (cm == CRYPTO_MODE_CBC ? -+ SA_SAVE_IV : SA_NOT_SAVE_IV), - SA_LOAD_HASH_FROM_SA, SA_LOAD_IV_FROM_STATE, - SA_NO_HEADER_PROC, SA_HASH_ALG_NULL, - SA_CIPHER_ALG_AES, SA_PAD_TYPE_ZERO, ---- a/drivers/crypto/amcc/crypto4xx_core.c -+++ b/drivers/crypto/amcc/crypto4xx_core.c -@@ -545,6 +545,15 @@ static void crypto4xx_cipher_done(struct - addr = dma_map_page(dev->core_dev->device, sg_page(dst), - dst->offset, dst->length, DMA_FROM_DEVICE); - } -+ -+ if (pd_uinfo->sa_va->sa_command_0.bf.save_iv == SA_SAVE_IV) { -+ struct crypto_skcipher *skcipher = crypto_skcipher_reqtfm(req); -+ -+ crypto4xx_memcpy_from_le32((u32 *)req->iv, -+ pd_uinfo->sr_va->save_iv, -+ crypto_skcipher_ivsize(skcipher)); -+ } -+ - crypto4xx_ret_sg_desc(dev, pd_uinfo); - - if (pd_uinfo->state & PD_ENTRY_BUSY) |