From: Takashi Iwai <ti...@suse.de>
Using the asm .incbin statement in C sources breaks any gcc wrapper which
assumes that preprocessed C source is self-contained. Use a separate .S
file to include the siging key and certificate.
Tested-by: Michal Marek <mma...@suse.cz>
Signed-off-by: Takashi Iwai <ti...@suse.de>
---
kernel/Makefile | 4 ++--
kernel/modsign_certificate.S | 9 +++++++++
kernel/modsign_pubkey.c | 6 ------
3 files changed, 11 insertions(+), 8 deletions(-)
create mode 100644 kernel/modsign_certificate.S
diff --git a/kernel/Makefile b/kernel/Makefile
index 86e3285..0bd9d43 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -54,7 +54,7 @@ obj-$(CONFIG_DEBUG_SPINLOCK) += spinlock.o
obj-$(CONFIG_PROVE_LOCKING) += spinlock.o
obj-$(CONFIG_UID16) += uid16.o
obj-$(CONFIG_MODULES) += module.o
-obj-$(CONFIG_MODULE_SIG) += module_signing.o modsign_pubkey.o
+obj-$(CONFIG_MODULE_SIG) += module_signing.o modsign_pubkey.o
modsign_certificate.o
obj-$(CONFIG_KALLSYMS) += kallsyms.o
obj-$(CONFIG_BSD_PROCESS_ACCT) += acct.o
obj-$(CONFIG_KEXEC) += kexec.o
@@ -139,7 +139,7 @@ ifeq ($(CONFIG_MODULE_SIG),y)
extra_certificates:
touch $@
-kernel/modsign_pubkey.o: signing_key.x509 extra_certificates
+kernel/modsign_certificate.o: signing_key.x509 extra_certificates
###############################################################################
#
diff --git a/kernel/modsign_certificate.S b/kernel/modsign_certificate.S
new file mode 100644
index 0000000..6bde029
--- /dev/null
+++ b/kernel/modsign_certificate.S
@@ -0,0 +1,9 @@
+#include <linux/linkage.h>
+
+ .section ".init.data","aw"
+
+GLOBAL(modsign_certificate_list)
+ .incbin "signing_key.x509"
+ .incbin "extra_certificates"
+END(modsign_certificate_list)
+GLOBAL(modsign_certificate_list_end)
diff --git a/kernel/modsign_pubkey.c b/kernel/modsign_pubkey.c
index 4646eb2..045504f 100644
--- a/kernel/modsign_pubkey.c
+++ b/kernel/modsign_pubkey.c
@@ -20,12 +20,6 @@ struct key *modsign_keyring;
extern __initdata const u8 modsign_certificate_list[];
extern __initdata const u8 modsign_certificate_list_end[];
-asm(".section .init.data,\"aw\"\n"
- "modsign_certificate_list:\n"
- ".incbin \"signing_key.x509\"\n"
- ".incbin \"extra_certificates\"\n"
- "modsign_certificate_list_end:"
- );
/*
* We need to make sure ccache doesn't cache the .o file as it doesn't notice
--
1.7.10.4
--
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