Messages in this thread Patch in this message | | | From | Casey Schaufler <> | Subject | [PATCH v37 25/33] LSM: Add a function to report multiple LSMs | Date | Mon, 27 Jun 2022 17:56:03 -0700 |
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Add a new boolean function lsm_multiple_contexts() to identify when multiple security modules provide security context strings.
Signed-off-by: Casey Schaufler <casey@schaufler-ca.com> Acked-by: Paul Moore <paul@paul-moore.com> Reviewed-by: John Johansen <john.johansen@canonical.com> --- include/linux/security.h | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/include/linux/security.h b/include/linux/security.h index 5ebc3ec6948c..890a5f9f043c 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -245,6 +245,15 @@ static inline const char *lsm_slot_to_name(int slot) } #endif +static inline bool lsm_multiple_contexts(void) +{ +#ifdef CONFIG_SECURITY + return lsm_slot_to_name(1) != NULL; +#else + return false; +#endif +} + /** * lsmblob_value - find the first non-zero value in an lsmblob structure. * @blob: Pointer to the data -- 2.36.1
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