Add a new boolean function lsm_multiple_contexts() to
identify when multiple security modules provide security
context strings.
Signed-off-by: Casey Schaufler <ca...@schaufler-ca.com>
Acked-by: Paul Moore <p...@paul-moore.com>
Reviewed-by: John Johansen <john.johan...@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 170b303e9122..c190b9189287 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -262,6 +262,15 @@ 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
--
2.37.3
--
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