[PATCH 2/3] cifs: Only select the required crypto modules

From: Jean Delvare
Date: Wed Jan 25 2017 - 10:08:32 EST


The sha256 and cmac crypto modules are only needed for SMB2+, so move
the select statements to config CIFS_SMB2. Also select CRYPTO_AES
there as SMB2+ needs it.

Signed-off-by: Jean Delvare <jdelvare@xxxxxxx>
Cc: Steve French <sfrench@xxxxxxxxx>
---
fs/cifs/Kconfig | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

--- linux-4.5-rc0.orig/fs/cifs/Kconfig 2016-01-22 09:52:13.700961277 +0100
+++ linux-4.5-rc0/fs/cifs/Kconfig 2016-01-22 09:56:23.420279765 +0100
@@ -9,8 +9,6 @@ config CIFS
select CRYPTO_ARC4
select CRYPTO_ECB
select CRYPTO_DES
- select CRYPTO_SHA256
- select CRYPTO_CMAC
help
This is the client VFS module for the Common Internet File System
(CIFS) protocol which is the successor to the Server Message Block
@@ -173,6 +171,9 @@ config CIFS_SMB2
select KEYS
select FSCACHE
select DNS_RESOLVER
+ select CRYPTO_AES
+ select CRYPTO_SHA256
+ select CRYPTO_CMAC

help
This enables support for the Server Message Block version 2

--
Jean Delvare
SUSE L3 Support