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-rw-r--r--arch/arm/crypto/crc32-ce-glue.c2
-rw-r--r--arch/arm64/crypto/crc32-ce-glue.c2
-rw-r--r--arch/powerpc/crypto/crc32c-vpmsum_glue.c1
-rw-r--r--arch/s390/crypto/crc32-vx.c3
-rw-r--r--arch/sparc/crypto/crc32c_glue.c1
-rw-r--r--arch/x86/crypto/crc32-pclmul_glue.c1
-rw-r--r--arch/x86/crypto/crc32c-intel_glue.c1
-rw-r--r--crypto/crc32_generic.c1
-rw-r--r--crypto/crc32c_generic.c1
-rw-r--r--crypto/cryptd.c7
-rw-r--r--crypto/mcryptd.c7
-rw-r--r--drivers/crypto/bfin_crc.c3
-rw-r--r--drivers/crypto/stm32/stm32_crc32.c2
-rw-r--r--drivers/staging/lustre/lnet/libcfs/linux/linux-crypto-adler.c1
-rw-r--r--include/linux/crypto.h6
15 files changed, 30 insertions, 9 deletions
diff --git a/arch/arm/crypto/crc32-ce-glue.c b/arch/arm/crypto/crc32-ce-glue.c
index 1b0e0e86ee9c..96e62ec105d0 100644
--- a/arch/arm/crypto/crc32-ce-glue.c
+++ b/arch/arm/crypto/crc32-ce-glue.c
@@ -188,6 +188,7 @@ static struct shash_alg crc32_pmull_algs[] = { {
.base.cra_name = "crc32",
.base.cra_driver_name = "crc32-arm-ce",
.base.cra_priority = 200,
+ .base.cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.base.cra_blocksize = 1,
.base.cra_module = THIS_MODULE,
}, {
@@ -203,6 +204,7 @@ static struct shash_alg crc32_pmull_algs[] = { {
.base.cra_name = "crc32c",
.base.cra_driver_name = "crc32c-arm-ce",
.base.cra_priority = 200,
+ .base.cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.base.cra_blocksize = 1,
.base.cra_module = THIS_MODULE,
} };
diff --git a/arch/arm64/crypto/crc32-ce-glue.c b/arch/arm64/crypto/crc32-ce-glue.c
index 624f4137918c..34b4e3d46aab 100644
--- a/arch/arm64/crypto/crc32-ce-glue.c
+++ b/arch/arm64/crypto/crc32-ce-glue.c
@@ -185,6 +185,7 @@ static struct shash_alg crc32_pmull_algs[] = { {
.base.cra_name = "crc32",
.base.cra_driver_name = "crc32-arm64-ce",
.base.cra_priority = 200,
+ .base.cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.base.cra_blocksize = 1,
.base.cra_module = THIS_MODULE,
}, {
@@ -200,6 +201,7 @@ static struct shash_alg crc32_pmull_algs[] = { {
.base.cra_name = "crc32c",
.base.cra_driver_name = "crc32c-arm64-ce",
.base.cra_priority = 200,
+ .base.cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.base.cra_blocksize = 1,
.base.cra_module = THIS_MODULE,
} };
diff --git a/arch/powerpc/crypto/crc32c-vpmsum_glue.c b/arch/powerpc/crypto/crc32c-vpmsum_glue.c
index f058e0c3e4d4..fd1d6c83f0c0 100644
--- a/arch/powerpc/crypto/crc32c-vpmsum_glue.c
+++ b/arch/powerpc/crypto/crc32c-vpmsum_glue.c
@@ -141,6 +141,7 @@ static struct shash_alg alg = {
.cra_name = "crc32c",
.cra_driver_name = "crc32c-vpmsum",
.cra_priority = 200,
+ .cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.cra_blocksize = CHKSUM_BLOCK_SIZE,
.cra_ctxsize = sizeof(u32),
.cra_module = THIS_MODULE,
diff --git a/arch/s390/crypto/crc32-vx.c b/arch/s390/crypto/crc32-vx.c
index 436865926c26..423ee05887e6 100644
--- a/arch/s390/crypto/crc32-vx.c
+++ b/arch/s390/crypto/crc32-vx.c
@@ -239,6 +239,7 @@ static struct shash_alg crc32_vx_algs[] = {
.cra_name = "crc32",
.cra_driver_name = "crc32-vx",
.cra_priority = 200,
+ .cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.cra_blocksize = CRC32_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crc_ctx),
.cra_module = THIS_MODULE,
@@ -259,6 +260,7 @@ static struct shash_alg crc32_vx_algs[] = {
.cra_name = "crc32be",
.cra_driver_name = "crc32be-vx",
.cra_priority = 200,
+ .cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.cra_blocksize = CRC32_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crc_ctx),
.cra_module = THIS_MODULE,
@@ -279,6 +281,7 @@ static struct shash_alg crc32_vx_algs[] = {
.cra_name = "crc32c",
.cra_driver_name = "crc32c-vx",
.cra_priority = 200,
+ .cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.cra_blocksize = CRC32_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct crc_ctx),
.cra_module = THIS_MODULE,
diff --git a/arch/sparc/crypto/crc32c_glue.c b/arch/sparc/crypto/crc32c_glue.c
index d1064e46efe8..8aa664638c3c 100644
--- a/arch/sparc/crypto/crc32c_glue.c
+++ b/arch/sparc/crypto/crc32c_glue.c
@@ -133,6 +133,7 @@ static struct shash_alg alg = {
.cra_name = "crc32c",
.cra_driver_name = "crc32c-sparc64",
.cra_priority = SPARC_CR_OPCODE_PRIORITY,
+ .cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.cra_blocksize = CHKSUM_BLOCK_SIZE,
.cra_ctxsize = sizeof(u32),
.cra_alignmask = 7,
diff --git a/arch/x86/crypto/crc32-pclmul_glue.c b/arch/x86/crypto/crc32-pclmul_glue.c
index 27226df3f7d8..c8d9cdacbf10 100644
--- a/arch/x86/crypto/crc32-pclmul_glue.c
+++ b/arch/x86/crypto/crc32-pclmul_glue.c
@@ -162,6 +162,7 @@ static struct shash_alg alg = {
.cra_name = "crc32",
.cra_driver_name = "crc32-pclmul",
.cra_priority = 200,
+ .cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.cra_blocksize = CHKSUM_BLOCK_SIZE,
.cra_ctxsize = sizeof(u32),
.cra_module = THIS_MODULE,
diff --git a/arch/x86/crypto/crc32c-intel_glue.c b/arch/x86/crypto/crc32c-intel_glue.c
index c194d5717ae5..5773e1161072 100644
--- a/arch/x86/crypto/crc32c-intel_glue.c
+++ b/arch/x86/crypto/crc32c-intel_glue.c
@@ -226,6 +226,7 @@ static struct shash_alg alg = {
.cra_name = "crc32c",
.cra_driver_name = "crc32c-intel",
.cra_priority = 200,
+ .cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.cra_blocksize = CHKSUM_BLOCK_SIZE,
.cra_ctxsize = sizeof(u32),
.cra_module = THIS_MODULE,
diff --git a/crypto/crc32_generic.c b/crypto/crc32_generic.c
index aa2a25fc7482..718cbce8d169 100644
--- a/crypto/crc32_generic.c
+++ b/crypto/crc32_generic.c
@@ -133,6 +133,7 @@ static struct shash_alg alg = {
.cra_name = "crc32",
.cra_driver_name = "crc32-generic",
.cra_priority = 100,
+ .cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.cra_blocksize = CHKSUM_BLOCK_SIZE,
.cra_ctxsize = sizeof(u32),
.cra_module = THIS_MODULE,
diff --git a/crypto/crc32c_generic.c b/crypto/crc32c_generic.c
index 4c0a0e271876..372320399622 100644
--- a/crypto/crc32c_generic.c
+++ b/crypto/crc32c_generic.c
@@ -146,6 +146,7 @@ static struct shash_alg alg = {
.cra_name = "crc32c",
.cra_driver_name = "crc32c-generic",
.cra_priority = 100,
+ .cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.cra_blocksize = CHKSUM_BLOCK_SIZE,
.cra_alignmask = 3,
.cra_ctxsize = sizeof(struct chksum_ctx),
diff --git a/crypto/cryptd.c b/crypto/cryptd.c
index 457ae3e66a41..addca7bae33f 100644
--- a/crypto/cryptd.c
+++ b/crypto/cryptd.c
@@ -896,10 +896,9 @@ static int cryptd_create_hash(struct crypto_template *tmpl, struct rtattr **tb,
if (err)
goto out_free_inst;
- type = CRYPTO_ALG_ASYNC;
- if (alg->cra_flags & CRYPTO_ALG_INTERNAL)
- type |= CRYPTO_ALG_INTERNAL;
- inst->alg.halg.base.cra_flags = type;
+ inst->alg.halg.base.cra_flags = CRYPTO_ALG_ASYNC |
+ (alg->cra_flags & (CRYPTO_ALG_INTERNAL |
+ CRYPTO_ALG_OPTIONAL_KEY));
inst->alg.halg.digestsize = salg->digestsize;
inst->alg.halg.statesize = salg->statesize;
diff --git a/crypto/mcryptd.c b/crypto/mcryptd.c
index ace346b976b3..fe5129d6ff4e 100644
--- a/crypto/mcryptd.c
+++ b/crypto/mcryptd.c
@@ -516,10 +516,9 @@ static int mcryptd_create_hash(struct crypto_template *tmpl, struct rtattr **tb,
if (err)
goto out_free_inst;
- type = CRYPTO_ALG_ASYNC;
- if (alg->cra_flags & CRYPTO_ALG_INTERNAL)
- type |= CRYPTO_ALG_INTERNAL;
- inst->alg.halg.base.cra_flags = type;
+ inst->alg.halg.base.cra_flags = CRYPTO_ALG_ASYNC |
+ (alg->cra_flags & (CRYPTO_ALG_INTERNAL |
+ CRYPTO_ALG_OPTIONAL_KEY));
inst->alg.halg.digestsize = halg->digestsize;
inst->alg.halg.statesize = halg->statesize;
diff --git a/drivers/crypto/bfin_crc.c b/drivers/crypto/bfin_crc.c
index a118b9bed669..bfbf8bf77f03 100644
--- a/drivers/crypto/bfin_crc.c
+++ b/drivers/crypto/bfin_crc.c
@@ -494,7 +494,8 @@ static struct ahash_alg algs = {
.cra_driver_name = DRIVER_NAME,
.cra_priority = 100,
.cra_flags = CRYPTO_ALG_TYPE_AHASH |
- CRYPTO_ALG_ASYNC,
+ CRYPTO_ALG_ASYNC |
+ CRYPTO_ALG_OPTIONAL_KEY,
.cra_blocksize = CHKSUM_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct bfin_crypto_crc_ctx),
.cra_alignmask = 3,
diff --git a/drivers/crypto/stm32/stm32_crc32.c b/drivers/crypto/stm32/stm32_crc32.c
index 090582baecfe..8f09b8430893 100644
--- a/drivers/crypto/stm32/stm32_crc32.c
+++ b/drivers/crypto/stm32/stm32_crc32.c
@@ -208,6 +208,7 @@ static struct shash_alg algs[] = {
.cra_name = "crc32",
.cra_driver_name = DRIVER_NAME,
.cra_priority = 200,
+ .cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.cra_blocksize = CHKSUM_BLOCK_SIZE,
.cra_alignmask = 3,
.cra_ctxsize = sizeof(struct stm32_crc_ctx),
@@ -229,6 +230,7 @@ static struct shash_alg algs[] = {
.cra_name = "crc32c",
.cra_driver_name = DRIVER_NAME,
.cra_priority = 200,
+ .cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.cra_blocksize = CHKSUM_BLOCK_SIZE,
.cra_alignmask = 3,
.cra_ctxsize = sizeof(struct stm32_crc_ctx),
diff --git a/drivers/staging/lustre/lnet/libcfs/linux/linux-crypto-adler.c b/drivers/staging/lustre/lnet/libcfs/linux/linux-crypto-adler.c
index 2e5d311d2438..db81ed527452 100644
--- a/drivers/staging/lustre/lnet/libcfs/linux/linux-crypto-adler.c
+++ b/drivers/staging/lustre/lnet/libcfs/linux/linux-crypto-adler.c
@@ -120,6 +120,7 @@ static struct shash_alg alg = {
.cra_name = "adler32",
.cra_driver_name = "adler32-zlib",
.cra_priority = 100,
+ .cra_flags = CRYPTO_ALG_OPTIONAL_KEY,
.cra_blocksize = CHKSUM_BLOCK_SIZE,
.cra_ctxsize = sizeof(u32),
.cra_module = THIS_MODULE,
diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index 231e59f90d32..d2e33a90825b 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -107,6 +107,12 @@
#define CRYPTO_ALG_INTERNAL 0x00002000
/*
+ * Set if the algorithm has a ->setkey() method but can be used without
+ * calling it first, i.e. there is a default key.
+ */
+#define CRYPTO_ALG_OPTIONAL_KEY 0x00004000
+
+/*
* Transform masks and values (for crt_flags).
*/
#define CRYPTO_TFM_REQ_MASK 0x000fff00
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.