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authorMatthias Kaehlcke <mka@chromium.org>2022-06-27 08:35:26 -0700
committerKees Cook <keescook@chromium.org>2022-07-08 10:47:07 -0700
commit231af4709018a8e4f20e511da4b6506346d662d3 (patch)
treed29bf722ababac72ed275de908afe639a5780aca
parent3f805f8cc23ba35679dd01446929292911c2b469 (diff)
downloadlinux-231af4709018a8e4f20e511da4b6506346d662d3.tar.bz2
dm: verity-loadpin: Use CONFIG_SECURITY_LOADPIN_VERITY for conditional compilation
The verity glue for LoadPin is only needed when CONFIG_SECURITY_LOADPIN_VERITY is set, use this option for conditional compilation instead of the combo of CONFIG_DM_VERITY and CONFIG_SECURITY_LOADPIN. Signed-off-by: Matthias Kaehlcke <mka@chromium.org> Acked-by: Mike Snitzer <snitzer@kernel.org> Link: https://lore.kernel.org/lkml/20220627083512.v7.3.I5aca2dcc3b06de4bf53696cd21329dce8272b8aa@changeid Signed-off-by: Kees Cook <keescook@chromium.org>
-rw-r--r--drivers/md/Makefile7
-rw-r--r--include/linux/dm-verity-loadpin.h2
2 files changed, 2 insertions, 7 deletions
diff --git a/drivers/md/Makefile b/drivers/md/Makefile
index 71771901c823..a96441752ec7 100644
--- a/drivers/md/Makefile
+++ b/drivers/md/Makefile
@@ -83,6 +83,7 @@ obj-$(CONFIG_DM_LOG_WRITES) += dm-log-writes.o
obj-$(CONFIG_DM_INTEGRITY) += dm-integrity.o
obj-$(CONFIG_DM_ZONED) += dm-zoned.o
obj-$(CONFIG_DM_WRITECACHE) += dm-writecache.o
+obj-$(CONFIG_SECURITY_LOADPIN_VERITY) += dm-verity-loadpin.o
ifeq ($(CONFIG_DM_INIT),y)
dm-mod-objs += dm-init.o
@@ -108,12 +109,6 @@ ifeq ($(CONFIG_DM_VERITY_VERIFY_ROOTHASH_SIG),y)
dm-verity-objs += dm-verity-verify-sig.o
endif
-ifeq ($(CONFIG_DM_VERITY),y)
-ifeq ($(CONFIG_SECURITY_LOADPIN),y)
-dm-verity-objs += dm-verity-loadpin.o
-endif
-endif
-
ifeq ($(CONFIG_DM_AUDIT),y)
dm-mod-objs += dm-audit.o
endif
diff --git a/include/linux/dm-verity-loadpin.h b/include/linux/dm-verity-loadpin.h
index fb695ecaa5d5..552b817ab102 100644
--- a/include/linux/dm-verity-loadpin.h
+++ b/include/linux/dm-verity-loadpin.h
@@ -15,7 +15,7 @@ struct dm_verity_loadpin_trusted_root_digest {
u8 data[];
};
-#if IS_ENABLED(CONFIG_SECURITY_LOADPIN) && IS_BUILTIN(CONFIG_DM_VERITY)
+#if IS_ENABLED(CONFIG_SECURITY_LOADPIN_VERITY)
bool dm_verity_loadpin_is_bdev_trusted(struct block_device *bdev);
#else
static inline bool dm_verity_loadpin_is_bdev_trusted(struct block_device *bdev)