diff options
Diffstat (limited to 'target/linux/ipq40xx/patches-4.19/049-crypto-qce-handle-AES-XTS-cases-that-qce-fails.patch')
| -rw-r--r-- | target/linux/ipq40xx/patches-4.19/049-crypto-qce-handle-AES-XTS-cases-that-qce-fails.patch | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/target/linux/ipq40xx/patches-4.19/049-crypto-qce-handle-AES-XTS-cases-that-qce-fails.patch b/target/linux/ipq40xx/patches-4.19/049-crypto-qce-handle-AES-XTS-cases-that-qce-fails.patch deleted file mode 100644 index 00dc3791ab..0000000000 --- a/target/linux/ipq40xx/patches-4.19/049-crypto-qce-handle-AES-XTS-cases-that-qce-fails.patch +++ /dev/null @@ -1,53 +0,0 @@ -From bbf2b1cf22dc98f3df33b6666df046dfb9564d91 Mon Sep 17 00:00:00 2001 -From: Eneas U de Queiroz <cotequeiroz@gmail.com> -Date: Wed, 5 Feb 2020 13:42:25 -0300 -Subject: [PATCH] crypto: qce - handle AES-XTS cases that qce fails - -QCE hangs when presented with an AES-XTS request whose length is larger -than QCE_SECTOR_SIZE (512-bytes), and is not a multiple of it. Let the -fallback cipher handle them. - -Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com> - ---- a/drivers/crypto/qce/common.c -+++ b/drivers/crypto/qce/common.c -@@ -23,8 +23,6 @@ - #include "regs-v5.h" - #include "sha.h" - --#define QCE_SECTOR_SIZE 512 -- - static inline u32 qce_read(struct qce_device *qce, u32 offset) - { - return readl(qce->base + offset); ---- a/drivers/crypto/qce/common.h -+++ b/drivers/crypto/qce/common.h -@@ -20,6 +20,9 @@ - #include <crypto/hash.h> - #include <crypto/internal/skcipher.h> - -+/* xts du size */ -+#define QCE_SECTOR_SIZE 512 -+ - /* key size in bytes */ - #define QCE_SHA_HMAC_KEY_SIZE 64 - #define QCE_MAX_CIPHER_KEY_SIZE AES_KEYSIZE_256 ---- a/drivers/crypto/qce/skcipher.c -+++ b/drivers/crypto/qce/skcipher.c -@@ -213,9 +213,14 @@ static int qce_skcipher_crypt(struct skc - rctx->flags |= encrypt ? QCE_ENCRYPT : QCE_DECRYPT; - keylen = IS_XTS(rctx->flags) ? ctx->enc_keylen >> 1 : ctx->enc_keylen; - -+ /* qce is hanging when AES-XTS request len > QCE_SECTOR_SIZE and -+ * is not a multiple of it; pass such requests to the fallback -+ */ - if (IS_AES(rctx->flags) && -- ((keylen != AES_KEYSIZE_128 && keylen != AES_KEYSIZE_256) || -- req->cryptlen <= aes_sw_max_len)) { -+ (((keylen != AES_KEYSIZE_128 && keylen != AES_KEYSIZE_256) || -+ req->cryptlen <= aes_sw_max_len) || -+ (IS_XTS(rctx->flags) && req->cryptlen > QCE_SECTOR_SIZE && -+ req->cryptlen % QCE_SECTOR_SIZE))) { - SKCIPHER_REQUEST_ON_STACK(subreq, ctx->fallback); - - skcipher_request_set_tfm(subreq, ctx->fallback); |