kernel: add kmod-crypto-ecdh

In kernel 4.14 kmod-bluetooth depends on kmod-crypto-ecdh, add
kmod-crypto-ecdh to LEDE.
Both packages also depend on the kmod-crypto-kpp package. To build this
we have to fix the dependency of CRYPTO_ECDH which has a typo.
This patch is already accepted upstream.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

1 files changed, 25 insertions, 0 deletions

diff --git a/package/kernel/linux/modules/crypto.mk b/package/kernel/linux/modules/crypto.mk
index a0c47634b6..b05552006a 100644
--- a/package/kernel/linux/modules/crypto.mk
+++ b/package/kernel/linux/modules/crypto.mk
@@ -137,6 +137,19 @@ endef
 $(eval $(call KernelPackage,crypto-rsa))
 
 
+define KernelPackage/crypto-ecdh
+  TITLE:=ECDH algorithm
+  DEPENDS:=@!(LINUX_3_18||LINUX_4_4) +kmod-crypto-kpp
+  KCONFIG:= CONFIG_CRYPTO_ECDH
+  FILES:= \
+	$(LINUX_DIR)/crypto/ecdh_generic.ko
+  AUTOLOAD:=$(call AutoLoad,10,ecdh_generic)
+  $(call AddDepends/crypto)
+endef
+
+$(eval $(call KernelPackage,crypto-ecdh))
+
+
 define KernelPackage/crypto-iv
   TITLE:=CryptoAPI initialization vectors
   DEPENDS:=+kmod-crypto-manager +kmod-crypto-rng +kmod-crypto-wq
@@ -348,6 +361,18 @@ endef
 $(eval $(call KernelPackage,crypto-des))
 
 
+define KernelPackage/crypto-kpp
+  TITLE:=Key-agreement Protocol Primitives
+  KCONFIG:=CONFIG_CRYPTO_KPP
+  HIDDEN:=1
+  FILES:=$(LINUX_DIR)/crypto/kpp.ko
+  AUTOLOAD:=$(call AutoLoad,09,kpp)
+  $(call AddDepends/crypto)
+endef
+
+$(eval $(call KernelPackage,crypto-kpp))
+
+
 define KernelPackage/crypto-acompress
   TITLE:=Asynchronous Compression operations
   HIDDEN:=1