6 files changed, 0 insertions, 125 deletions
diff --git a/crypto/Kconfig b/crypto/Kconfig
index 74ae5f52b784..9ffb59b1aac3 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -1090,17 +1090,6 @@ config CRYPTO_CRCT10DIF
 
 	  CRC algorithm used by the SCSI Block Commands standard.
 
-config CRYPTO_CRC64_ROCKSOFT
-	tristate "CRC64 based on Rocksoft Model algorithm"
-	depends on CRC64
-	select CRYPTO_HASH
-	help
-	  CRC64 CRC algorithm based on the Rocksoft Model CRC Algorithm
-
-	  Used by the NVMe implementation of T10 DIF (BLK_DEV_INTEGRITY)
-
-	  See https://zlib.net/crc_v3.txt
-
 endmenu
 
 menu "Compression"
diff --git a/crypto/Makefile b/crypto/Makefile
index f67e853c4690..d3b79b8c9022 100644
--- a/crypto/Makefile
+++ b/crypto/Makefile
@@ -157,7 +157,6 @@ CFLAGS_crc32c_generic.o += -DARCH=$(ARCH)
 CFLAGS_crc32_generic.o += -DARCH=$(ARCH)
 obj-$(CONFIG_CRYPTO_CRCT10DIF) += crct10dif_generic.o
 CFLAGS_crct10dif_generic.o += -DARCH=$(ARCH)
-obj-$(CONFIG_CRYPTO_CRC64_ROCKSOFT) += crc64_rocksoft_generic.o
 obj-$(CONFIG_CRYPTO_AUTHENC) += authenc.o authencesn.o
 obj-$(CONFIG_CRYPTO_LZO) += lzo.o lzo-rle.o
 obj-$(CONFIG_CRYPTO_LZ4) += lz4.o
diff --git a/crypto/crc64_rocksoft_generic.c b/crypto/crc64_rocksoft_generic.c
deleted file mode 100644
index ce0f3059b912..000000000000
--- a/crypto/crc64_rocksoft_generic.c
+++ /dev/null
@@ -1,89 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-
-#include <linux/crc64.h>
-#include <linux/module.h>
-#include <crypto/internal/hash.h>
-#include <linux/unaligned.h>
-
-static int chksum_init(struct shash_desc *desc)
-{
-	u64 *crc = shash_desc_ctx(desc);
-
-	*crc = 0;
-
-	return 0;
-}
-
-static int chksum_update(struct shash_desc *desc, const u8 *data,
-			 unsigned int length)
-{
-	u64 *crc = shash_desc_ctx(desc);
-
-	*crc = crc64_rocksoft_generic(*crc, data, length);
-
-	return 0;
-}
-
-static int chksum_final(struct shash_desc *desc, u8 *out)
-{
-	u64 *crc = shash_desc_ctx(desc);
-
-	put_unaligned_le64(*crc, out);
-	return 0;
-}
-
-static int __chksum_finup(u64 crc, const u8 *data, unsigned int len, u8 *out)
-{
-	crc = crc64_rocksoft_generic(crc, data, len);
-	put_unaligned_le64(crc, out);
-	return 0;
-}
-
-static int chksum_finup(struct shash_desc *desc, const u8 *data,
-			unsigned int len, u8 *out)
-{
-	u64 *crc = shash_desc_ctx(desc);
-
-	return __chksum_finup(*crc, data, len, out);
-}
-
-static int chksum_digest(struct shash_desc *desc, const u8 *data,
-			 unsigned int length, u8 *out)
-{
-	return __chksum_finup(0, data, length, out);
-}
-
-static struct shash_alg alg = {
-	.digestsize	= 	sizeof(u64),
-	.init		=	chksum_init,
-	.update		=	chksum_update,
-	.final		=	chksum_final,
-	.finup		=	chksum_finup,
-	.digest		=	chksum_digest,
-	.descsize	=	sizeof(u64),
-	.base		=	{
-		.cra_name		=	CRC64_ROCKSOFT_STRING,
-		.cra_driver_name	=	"crc64-rocksoft-generic",
-		.cra_priority		=	200,
-		.cra_blocksize		=	1,
-		.cra_module		=	THIS_MODULE,
-	}
-};
-
-static int __init crc64_rocksoft_init(void)
-{
-	return crypto_register_shash(&alg);
-}
-
-static void __exit crc64_rocksoft_exit(void)
-{
-	crypto_unregister_shash(&alg);
-}
-
-module_init(crc64_rocksoft_init);
-module_exit(crc64_rocksoft_exit);
-
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("Rocksoft model CRC64 calculation.");
-MODULE_ALIAS_CRYPTO("crc64-rocksoft");
-MODULE_ALIAS_CRYPTO("crc64-rocksoft-generic");
diff --git a/crypto/testmgr.c b/crypto/testmgr.c
index e61490ba4095..0c1c3a6453b6 100644
--- a/crypto/testmgr.c
+++ b/crypto/testmgr.c
@@ -4760,13 +4760,6 @@ static const struct alg_test_desc alg_test_descs[] = {
 			.hash = __VECS(crc32c_tv_template)
 		}
 	}, {
-		.alg = "crc64-rocksoft",
-		.test = alg_test_hash,
-		.fips_allowed = 1,
-		.suite = {
-			.hash = __VECS(crc64_rocksoft_tv_template)
-		}
-	}, {
 		.alg = "crct10dif",
 		.test = alg_test_hash,
 		.fips_allowed = 1,
diff --git a/crypto/testmgr.h b/crypto/testmgr.h
index d754ab997186..61c7ae731052 100644
--- a/crypto/testmgr.h
+++ b/crypto/testmgr.h
@@ -6017,21 +6017,6 @@ static const struct hash_testvec rmd160_tv_template[] = {
 	}
 };
 
-static const u8 zeroes[4096] = { [0 ... 4095] = 0 };
-static const u8 ones[4096] = { [0 ... 4095] = 0xff };
-
-static const struct hash_testvec crc64_rocksoft_tv_template[] = {
-	{
-		.plaintext	= zeroes,
-		.psize		= 4096,
-		.digest         = "\x4e\xb6\x22\xeb\x67\xd3\x82\x64",
-	}, {
-		.plaintext	= ones,
-		.psize		= 4096,
-		.digest         = "\xac\xa3\xec\x02\x73\xba\xdd\xc0",
-	}
-};
-
 static const struct hash_testvec crct10dif_tv_template[] = {
 	{
 		.plaintext	= "abc",
diff --git a/include/linux/crc64.h b/include/linux/crc64.h
index 0a595b272166..7880aeab69d6 100644
--- a/include/linux/crc64.h
+++ b/include/linux/crc64.h
@@ -7,8 +7,6 @@
 
 #include <linux/types.h>
 
-#define CRC64_ROCKSOFT_STRING "crc64-rocksoft"
-
 u64 __pure crc64_be(u64 crc, const void *p, size_t len);
 u64 __pure crc64_rocksoft_generic(u64 crc, const void *p, size_t len);