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-rw-r--r--arch/arm/crypto/chacha-neon-glue.c2
-rw-r--r--arch/arm64/crypto/chacha-neon-glue.c2
-rw-r--r--arch/x86/crypto/chacha_glue.c2
-rw-r--r--crypto/chacha_generic.c4
-rw-r--r--include/crypto/chacha.h2
5 files changed, 6 insertions, 6 deletions
diff --git a/arch/arm/crypto/chacha-neon-glue.c b/arch/arm/crypto/chacha-neon-glue.c
index 48a89537b828..a8e9b534c8da 100644
--- a/arch/arm/crypto/chacha-neon-glue.c
+++ b/arch/arm/crypto/chacha-neon-glue.c
@@ -63,7 +63,7 @@ static void chacha_doneon(u32 *state, u8 *dst, const u8 *src,
}
static int chacha_neon_stream_xor(struct skcipher_request *req,
- struct chacha_ctx *ctx, u8 *iv)
+ const struct chacha_ctx *ctx, const u8 *iv)
{
struct skcipher_walk walk;
u32 state[16];
diff --git a/arch/arm64/crypto/chacha-neon-glue.c b/arch/arm64/crypto/chacha-neon-glue.c
index 82029cda2e77..1495d2b18518 100644
--- a/arch/arm64/crypto/chacha-neon-glue.c
+++ b/arch/arm64/crypto/chacha-neon-glue.c
@@ -60,7 +60,7 @@ static void chacha_doneon(u32 *state, u8 *dst, const u8 *src,
}
static int chacha_neon_stream_xor(struct skcipher_request *req,
- struct chacha_ctx *ctx, u8 *iv)
+ const struct chacha_ctx *ctx, const u8 *iv)
{
struct skcipher_walk walk;
u32 state[16];
diff --git a/arch/x86/crypto/chacha_glue.c b/arch/x86/crypto/chacha_glue.c
index 4967ad620775..7276b7ef14ec 100644
--- a/arch/x86/crypto/chacha_glue.c
+++ b/arch/x86/crypto/chacha_glue.c
@@ -128,7 +128,7 @@ static void chacha_dosimd(u32 *state, u8 *dst, const u8 *src,
}
static int chacha_simd_stream_xor(struct skcipher_walk *walk,
- struct chacha_ctx *ctx, u8 *iv)
+ const struct chacha_ctx *ctx, const u8 *iv)
{
u32 *state, state_buf[16 + 2] __aligned(8);
int next_yield = 4096; /* bytes until next FPU yield */
diff --git a/crypto/chacha_generic.c b/crypto/chacha_generic.c
index d2ec04997832..d283bd3bdb60 100644
--- a/crypto/chacha_generic.c
+++ b/crypto/chacha_generic.c
@@ -36,7 +36,7 @@ static void chacha_docrypt(u32 *state, u8 *dst, const u8 *src,
}
static int chacha_stream_xor(struct skcipher_request *req,
- struct chacha_ctx *ctx, u8 *iv)
+ const struct chacha_ctx *ctx, const u8 *iv)
{
struct skcipher_walk walk;
u32 state[16];
@@ -60,7 +60,7 @@ static int chacha_stream_xor(struct skcipher_request *req,
return err;
}
-void crypto_chacha_init(u32 *state, struct chacha_ctx *ctx, u8 *iv)
+void crypto_chacha_init(u32 *state, const struct chacha_ctx *ctx, const u8 *iv)
{
state[0] = 0x61707865; /* "expa" */
state[1] = 0x3320646e; /* "nd 3" */
diff --git a/include/crypto/chacha.h b/include/crypto/chacha.h
index 1fc70a69d550..d1e723c6a37d 100644
--- a/include/crypto/chacha.h
+++ b/include/crypto/chacha.h
@@ -41,7 +41,7 @@ static inline void chacha20_block(u32 *state, u8 *stream)
}
void hchacha_block(const u32 *in, u32 *out, int nrounds);
-void crypto_chacha_init(u32 *state, struct chacha_ctx *ctx, u8 *iv);
+void crypto_chacha_init(u32 *state, const struct chacha_ctx *ctx, const u8 *iv);
int crypto_chacha20_setkey(struct crypto_skcipher *tfm, const u8 *key,
unsigned int keysize);