kernel: Add crypto libraries to modules

In kernel 5.3 and 5.4 some crypto modules were split into two modules,
one implementing the crypto algorithm and the other integrating it
into the Linux crypto framework.

Adapt OpenWrt to support this split.

Signed-off-by: Hauke Mehrtens <[email protected]>

package/kernel/linux/modules/crypto.mk

@@ -169,7 +169,9 @@ $(eval $(call KernelPackage,crypto-deflate))
 define KernelPackage/crypto-des
   TITLE:=DES/3DES cipher CryptoAPI module
   KCONFIG:=CONFIG_CRYPTO_DES
-  FILES:=$(LINUX_DIR)/crypto/des_generic.ko
+  FILES:= \
+	$(LINUX_DIR)/crypto/des_generic.ko \
+	$(LINUX_DIR)/lib/crypto/[email protected]
   AUTOLOAD:=$(call AutoLoad,09,des_generic)
   $(call AddDepends/crypto)
 endef
@@ -194,7 +196,8 @@ define KernelPackage/crypto-ecdh
   DEPENDS:=+kmod-crypto-kpp
   KCONFIG:= CONFIG_CRYPTO_ECDH
   FILES:= \
-	$(LINUX_DIR)/crypto/ecdh_generic.ko
+	$(LINUX_DIR)/crypto/ecdh_generic.ko \
+	$(LINUX_DIR)/crypto/[email protected]
   AUTOLOAD:=$(call AutoLoad,10,ecdh_generic)
   $(call AddDepends/crypto)
 endef
@@ -695,7 +698,9 @@ define KernelPackage/crypto-sha256
 	CONFIG_CRYPTO_SHA256 \
 	CONFIG_CRYPTO_SHA256_OCTEON \
 	CONFIG_CRYPTO_SHA256_SSSE3
-  FILES:=$(LINUX_DIR)/crypto/sha256_generic.ko
+  FILES:= \
+	$(LINUX_DIR)/crypto/sha256_generic.ko \
+	$(LINUX_DIR)/lib/crypto/[email protected]
   AUTOLOAD:=$(call AutoLoad,09,sha256_generic)
   $(call AddDepends/crypto)
 endef