[PATCH 2/5] lib/crc: remove unnecessary prompt for CONFIG_CRC7

[Eric Biggers]

From: Eric Biggers <ebiggers@xxxxxxxxxx>

All modules that need CONFIG_CRC7 already select it, so there is no need
to bother users about the option.

Signed-off-by: Eric Biggers <ebiggers@xxxxxxxxxx>
---
 arch/arm/configs/imx_v6_v7_defconfig  | 1 -
 arch/arm/configs/lpc18xx_defconfig    | 1 -
 arch/arm/configs/mxs_defconfig        | 1 -
 arch/arm/configs/omap2plus_defconfig  | 1 -
 arch/arm/configs/stm32_defconfig      | 1 -
 arch/mips/configs/bigsur_defconfig    | 1 -
 arch/mips/configs/fuloong2e_defconfig | 1 -
 arch/s390/configs/debug_defconfig     | 1 -
 arch/s390/configs/defconfig           | 1 -
 arch/sh/configs/se7206_defconfig      | 1 -
 lib/Kconfig                           | 7 +------
 11 files changed, 1 insertion(+), 16 deletions(-)

diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig
index 87841e5cafe21..eace4475fa9d2 100644
--- a/arch/arm/configs/imx_v6_v7_defconfig
+++ b/arch/arm/configs/imx_v6_v7_defconfig
@@ -481,11 +481,10 @@ CONFIG_SECURITYFS=y
 CONFIG_CRYPTO_DEV_FSL_CAAM=y
 CONFIG_CRYPTO_DEV_SAHARA=y
 CONFIG_CRYPTO_DEV_MXS_DCP=y
 CONFIG_CRC_CCITT=m
 CONFIG_CRC_T10DIF=y
-CONFIG_CRC7=m
 CONFIG_LIBCRC32C=m
 CONFIG_CMA_SIZE_MBYTES=64
 CONFIG_FONTS=y
 CONFIG_FONT_8x8=y
 CONFIG_FONT_8x16=y
diff --git a/arch/arm/configs/lpc18xx_defconfig b/arch/arm/configs/lpc18xx_defconfig
index f55c231e08708..2aa2ac8c6507d 100644
--- a/arch/arm/configs/lpc18xx_defconfig
+++ b/arch/arm/configs/lpc18xx_defconfig
@@ -146,11 +146,10 @@ CONFIG_EXT2_FS=y
 # CONFIG_DNOTIFY is not set
 # CONFIG_INOTIFY_USER is not set
 CONFIG_JFFS2_FS=y
 # CONFIG_NETWORK_FILESYSTEMS is not set
 CONFIG_CRC_ITU_T=y
-CONFIG_CRC7=y
 CONFIG_PRINTK_TIME=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 # CONFIG_DEBUG_BUGVERBOSE is not set
 CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y
 CONFIG_MAGIC_SYSRQ=y
diff --git a/arch/arm/configs/mxs_defconfig b/arch/arm/configs/mxs_defconfig
index 43bc1255a5db9..d8a6e43c401ef 100644
--- a/arch/arm/configs/mxs_defconfig
+++ b/arch/arm/configs/mxs_defconfig
@@ -159,11 +159,10 @@ CONFIG_NLS_CODEPAGE_437=y
 CONFIG_NLS_CODEPAGE_850=y
 CONFIG_NLS_ISO8859_1=y
 CONFIG_NLS_ISO8859_15=y
 CONFIG_CRYPTO_DEV_MXS_DCP=y
 CONFIG_CRC_ITU_T=m
-CONFIG_CRC7=m
 CONFIG_FONTS=y
 CONFIG_PRINTK_TIME=y
 CONFIG_DEBUG_KERNEL=y
 CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y
 CONFIG_FRAME_WARN=2048
diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig
index 6de45d7f60781..99636c9dced1a 100644
--- a/arch/arm/configs/omap2plus_defconfig
+++ b/arch/arm/configs/omap2plus_defconfig
@@ -708,11 +708,10 @@ CONFIG_CRYPTO_DEV_OMAP_SHAM=m
 CONFIG_CRYPTO_DEV_OMAP_AES=m
 CONFIG_CRYPTO_DEV_OMAP_DES=m
 CONFIG_CRC_CCITT=y
 CONFIG_CRC_T10DIF=y
 CONFIG_CRC_ITU_T=y
-CONFIG_CRC7=y
 CONFIG_LIBCRC32C=y
 CONFIG_DMA_CMA=y
 CONFIG_FONTS=y
 CONFIG_FONT_8x8=y
 CONFIG_FONT_8x16=y
diff --git a/arch/arm/configs/stm32_defconfig b/arch/arm/configs/stm32_defconfig
index 77048b5e1ec49..423bb41c4225f 100644
--- a/arch/arm/configs/stm32_defconfig
+++ b/arch/arm/configs/stm32_defconfig
@@ -73,11 +73,10 @@ CONFIG_EXT3_FS=y
 # CONFIG_FILE_LOCKING is not set
 # CONFIG_DNOTIFY is not set
 # CONFIG_INOTIFY_USER is not set
 CONFIG_NLS=y
 CONFIG_CRC_ITU_T=y
-CONFIG_CRC7=y
 CONFIG_PRINTK_TIME=y
 # CONFIG_DEBUG_BUGVERBOSE is not set
 CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y
 CONFIG_MAGIC_SYSRQ=y
 # CONFIG_SLUB_DEBUG is not set
diff --git a/arch/mips/configs/bigsur_defconfig b/arch/mips/configs/bigsur_defconfig
index f7c4b3529a2ca..fe282630b51cb 100644
--- a/arch/mips/configs/bigsur_defconfig
+++ b/arch/mips/configs/bigsur_defconfig
@@ -237,10 +237,9 @@ CONFIG_CRYPTO_SEED=m
 CONFIG_CRYPTO_SERPENT=m
 CONFIG_CRYPTO_TEA=m
 CONFIG_CRYPTO_TWOFISH=m
 CONFIG_CRYPTO_LZO=m
 CONFIG_CRC_T10DIF=m
-CONFIG_CRC7=m
 CONFIG_MAGIC_SYSRQ=y
 CONFIG_DEBUG_MEMORY_INIT=y
 CONFIG_DETECT_HUNG_TASK=y
 CONFIG_DEBUG_LIST=y
diff --git a/arch/mips/configs/fuloong2e_defconfig b/arch/mips/configs/fuloong2e_defconfig
index 00329bb5de5ab..5ab149cd3178e 100644
--- a/arch/mips/configs/fuloong2e_defconfig
+++ b/arch/mips/configs/fuloong2e_defconfig
@@ -217,6 +217,5 @@ CONFIG_CRYPTO_RMD160=m
 CONFIG_CRYPTO_SEED=m
 CONFIG_CRYPTO_DEFLATE=m
 CONFIG_CRYPTO_LZO=m
 # CONFIG_CRYPTO_HW is not set
 CONFIG_CRC_CCITT=y
-CONFIG_CRC7=m
diff --git a/arch/s390/configs/debug_defconfig b/arch/s390/configs/debug_defconfig
index c46781f8570c1..ea9c3a944e37c 100644
--- a/arch/s390/configs/debug_defconfig
+++ b/arch/s390/configs/debug_defconfig
@@ -813,11 +813,10 @@ CONFIG_CRYPTO_PAES_S390=m
 CONFIG_CRYPTO_DEV_VIRTIO=m
 CONFIG_SYSTEM_BLACKLIST_KEYRING=y
 CONFIG_CORDIC=m
 CONFIG_CRYPTO_LIB_CURVE25519=m
 CONFIG_CRYPTO_LIB_CHACHA20POLY1305=m
-CONFIG_CRC7=m
 CONFIG_CRC8=m
 CONFIG_RANDOM32_SELFTEST=y
 CONFIG_XZ_DEC_MICROLZMA=y
 CONFIG_DMA_CMA=y
 CONFIG_CMA_SIZE_MBYTES=0
diff --git a/arch/s390/configs/defconfig b/arch/s390/configs/defconfig
index 23d8bce642aa4..c929fa5131f1e 100644
--- a/arch/s390/configs/defconfig
+++ b/arch/s390/configs/defconfig
@@ -801,11 +801,10 @@ CONFIG_CRYPTO_DEV_VIRTIO=m
 CONFIG_SYSTEM_BLACKLIST_KEYRING=y
 CONFIG_CORDIC=m
 CONFIG_PRIME_NUMBERS=m
 CONFIG_CRYPTO_LIB_CURVE25519=m
 CONFIG_CRYPTO_LIB_CHACHA20POLY1305=m
-CONFIG_CRC7=m
 CONFIG_CRC8=m
 CONFIG_XZ_DEC_MICROLZMA=y
 CONFIG_DMA_CMA=y
 CONFIG_CMA_SIZE_MBYTES=0
 CONFIG_PRINTK_TIME=y
diff --git a/arch/sh/configs/se7206_defconfig b/arch/sh/configs/se7206_defconfig
index 78e0e7be57ee1..f104c3b9a1770 100644
--- a/arch/sh/configs/se7206_defconfig
+++ b/arch/sh/configs/se7206_defconfig
@@ -102,7 +102,6 @@ CONFIG_CRYPTO_LZO=y
 # CONFIG_CRYPTO_ANSI_CPRNG is not set
 # CONFIG_CRYPTO_HW is not set
 CONFIG_CRC_CCITT=y
 CONFIG_CRC16=y
 CONFIG_CRC_ITU_T=y
-CONFIG_CRC7=y
 CONFIG_LIBCRC32C=y
diff --git a/lib/Kconfig b/lib/Kconfig
index e867971c97669..9b668c4b60e9e 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -210,16 +210,11 @@ config CRC64_ARCH
 
 config CRC4
 	tristate
 
 config CRC7
-	tristate "CRC7 functions"
-	help
-	  This option is provided for the case where no in-kernel-tree
-	  modules require CRC7 functions, but a module built outside
-	  the kernel tree does. Such modules that use library CRC7
-	  functions require M here.
+	tristate
 
 config LIBCRC32C
 	tristate "CRC32c (Castagnoli, et al) Cyclic Redundancy-Check"
 	select CRC32
 	help
-- 
2.48.1