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authorLakshmi Ramasubramanian <nramas@linux.microsoft.com>2020-01-08 17:05:08 +0100
committerMimi Zohar <zohar@linux.ibm.com>2020-01-09 20:06:06 +0100
commitea78979d302f7de9bbd59f9dafdb070ecb05ec39 (patch)
tree86efe4446738cfe0814735ee024ddca7a888e47b /security/integrity/ima/Kconfig
parentMerge branch 'next-integrity.measure-keys' into next-integrity (diff)
downloadlinux-ea78979d302f7de9bbd59f9dafdb070ecb05ec39.tar.xz
linux-ea78979d302f7de9bbd59f9dafdb070ecb05ec39.zip
IMA: fix measuring asymmetric keys Kconfig
As a result of the asymmetric public keys subtype Kconfig option being defined as tristate, with the existing IMA Makefile, ima_asymmetric_keys.c could be built as a kernel module. To prevent this from happening, this patch defines and uses an intermediate Kconfig boolean option named IMA_MEASURE_ASYMMETRIC_KEYS. Signed-off-by: Lakshmi Ramasubramanian <nramas@linux.microsoft.com> Suggested-by: James.Bottomley <James.Bottomley@HansenPartnership.com> Cc: David Howells <dhowells@redhat.com> Cc: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> Reported-by: kbuild test robot <lkp@intel.com> # ima_asymmetric_keys.c is built as a kernel module. Fixes: 88e70da170e8 ("IMA: Define an IMA hook to measure keys") Fixes: cb1aa3823c92 ("KEYS: Call the IMA hook to measure keys") [zohar@linux.ibm.com: updated patch description] Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>
Diffstat (limited to 'security/integrity/ima/Kconfig')
-rw-r--r--security/integrity/ima/Kconfig6
1 files changed, 6 insertions, 0 deletions
diff --git a/security/integrity/ima/Kconfig b/security/integrity/ima/Kconfig
index 838476d780e5..355754a6b6ca 100644
--- a/security/integrity/ima/Kconfig
+++ b/security/integrity/ima/Kconfig
@@ -310,3 +310,9 @@ config IMA_APPRAISE_SIGNED_INIT
default n
help
This option requires user-space init to be signed.
+
+config IMA_MEASURE_ASYMMETRIC_KEYS
+ bool
+ depends on IMA
+ depends on ASYMMETRIC_PUBLIC_KEY_SUBTYPE=y
+ default y