crypto: sm3 - Remove 'struct sm3_state'

Update one driver that used sizeof(struct sm3_state) to use
sizeof(struct sm3_ctx) instead.  Then, remove struct sm3_state and
SM3_STATE_SIZE.

This completes the replacement of struct sm3_state with struct sm3_ctx.

Acked-by: Ard Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20260321040935.410034-13-ebiggers@kernel.org
Signed-off-by: Eric Biggers <ebiggers@kernel.org>

Author: Eric Biggers

drivers/crypto/starfive/jh7110-hash.c

@@ -795,7 +795,7 @@ static struct ahash_engine_alg algs_sha2_sm3[] = {
 	.base.exit_tfm = starfive_hash_exit_tfm,
 	.base.halg = {
 		.digestsize = SM3_DIGEST_SIZE,
-		.statesize  = sizeof(struct sm3_state),
+		.statesize  = sizeof(struct sm3_ctx),
 		.base = {
 			.cra_name		= "sm3",
 			.cra_driver_name	= "sm3-starfive",
@@ -824,7 +824,7 @@ static struct ahash_engine_alg algs_sha2_sm3[] = {
 	.base.setkey	  = starfive_hash_setkey,
 	.base.halg = {
 		.digestsize = SM3_DIGEST_SIZE,
-		.statesize  = sizeof(struct sm3_state),
+		.statesize  = sizeof(struct sm3_ctx),
 		.base = {
 			.cra_name		= "hmac(sm3)",
 			.cra_driver_name	= "sm3-hmac-starfive",

include/crypto/sm3.h

@@ -14,7 +14,6 @@
 
 #define SM3_DIGEST_SIZE	32
 #define SM3_BLOCK_SIZE	64
-#define SM3_STATE_SIZE	40
 
 #define SM3_IVA		0x7380166f
 #define SM3_IVB		0x4914b2b9
@@ -25,12 +24,6 @@
 #define SM3_IVG		0xe38dee4d
 #define SM3_IVH		0xb0fb0e4e
 
-struct sm3_state {
-	u32 state[SM3_DIGEST_SIZE / 4];
-	u64 count;
-	u8 buffer[SM3_BLOCK_SIZE];
-};
-
 /* State for the SM3 compression function */
 struct sm3_block_state {
 	u32 h[SM3_DIGEST_SIZE / 4];