linux-kernel - [PATCH] MODSIGN: Support for signing_key.{x509,priv} in the M= directory

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Message-Id: <1363007562-16166-1-git-send-email-mmarek@suse.cz>
Date:	Mon, 11 Mar 2013 14:12:42 +0100
From:	Michal Marek <mmarek@...e.cz>
To:	dhowells@...hat.com, rusty@...abs.org
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH] MODSIGN: Support for signing_key.{x509,priv} in the M= directory

Allow for the module signing keypair to be supplied when building an
external module.

Signed-off-by: Michal Marek <mmarek@...e.cz>
---
 Makefile |    5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Makefile b/Makefile
index a05ea42..a0c5436 100644
--- a/Makefile
+++ b/Makefile
@@ -721,8 +721,13 @@ export mod_strip_cmd
 
 
 ifdef CONFIG_MODULE_SIG_ALL
+ifeq ($(KBUILD_EXTMOD),)
 MODSECKEY = ./signing_key.priv
 MODPUBKEY = ./signing_key.x509
+else
+MODSECKEY = $(firstword $(wildcard $(KBUILD_EXTMOD)/signing_key.priv) ./signing_key.priv)
+MODPUBKEY = $(firstword $(wildcard $(KBUILD_EXTMOD)/signing_key.x509) ./signing_key.x509)
+endif
 export MODPUBKEY
 mod_sign_cmd = perl $(srctree)/scripts/sign-file $(CONFIG_MODULE_SIG_HASH) $(MODSECKEY) $(MODPUBKEY)
 else
-- 
1.7.10.4

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