[CRYPTO] api: Make the crypto subsystem fully modular

Signed-off-by: Sebastian Siewior <sebastian@breakpoint.cc>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

4 files changed, 6 insertions, 9 deletions

diff --git a/crypto/Kconfig b/crypto/Kconfig
index e14ff1275018..edd00c5307a4 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -13,7 +13,7 @@ source "crypto/async_tx/Kconfig"
 # Cryptographic API Configuration
 #
 menuconfig CRYPTO
-        bool "Cryptographic API"
+        tristate "Cryptographic API"
         help
           This option provides the core Cryptographic API.
 
diff --git a/crypto/Makefile b/crypto/Makefile
index 6d34bf7ecf8d..ca024418f4fb 100644
--- a/crypto/Makefile
+++ b/crypto/Makefile
@@ -2,7 +2,8 @@
 # Cryptographic API
 #
 
-obj-$(CONFIG_CRYPTO) += api.o cipher.o digest.o compress.o
+obj-$(CONFIG_CRYPTO) += crypto.o
+crypto-objs := api.o cipher.o digest.o compress.o
 
 crypto_algapi-$(CONFIG_PROC_FS) += proc.o
 crypto_algapi-objs := algapi.o scatterwalk.o $(crypto_algapi-y)
diff --git a/crypto/api.c b/crypto/api.c
index a2496d1bc6d4..0a0f41ef255f 100644
--- a/crypto/api.c
+++ b/crypto/api.c
@@ -445,3 +445,6 @@ int crypto_has_alg(const char *name, u32 type, u32 mask)
         return ret;
 }
 EXPORT_SYMBOL_GPL(crypto_has_alg);
+
+MODULE_DESCRIPTION("Cryptographic core API");
+MODULE_LICENSE("GPL");
diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index 5e02d1b46370..425824bd49f3 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -317,14 +317,7 @@ int crypto_unregister_alg(struct crypto_alg *alg);
 /*
  * Algorithm query interface.
  */
-#ifdef CONFIG_CRYPTO
 int crypto_has_alg(const char *name, u32 type, u32 mask);
-#else
-static inline int crypto_has_alg(const char *name, u32 type, u32 mask)
-{
-        return 0;
-}
-#endif
 
 /*
  * Transforms: user-instantiated objects which encapsulate algorithms