1 files changed, 3 insertions, 1 deletions

diff --git a/include/uapi/linux/if_macsec.h b/include/uapi/linux/if_macsec.h
index 897a94942245..f7d4831a2cc7 100644
--- a/include/uapi/linux/if_macsec.h
+++ b/include/uapi/linux/if_macsec.h
@@ -19,6 +19,8 @@
 
 #define MACSEC_MAX_KEY_LEN 128
 
+#define MACSEC_KEYID_LEN 16
+
 #define MACSEC_DEFAULT_CIPHER_ID   0x0080020001000001ULL
 #define MACSEC_DEFAULT_CIPHER_ALT  0x0080C20001000001ULL
 
@@ -79,7 +81,7 @@ enum macsec_sa_attrs {
         MACSEC_SA_ATTR_ACTIVE, /* config/dump, u8 0..1 */
         MACSEC_SA_ATTR_PN,     /* config/dump, u32 */
         MACSEC_SA_ATTR_KEY,    /* config, data */
-        MACSEC_SA_ATTR_KEYID,  /* config/dump, u64 */
+        MACSEC_SA_ATTR_KEYID,  /* config/dump, 128-bit */
         MACSEC_SA_ATTR_STATS,  /* dump, nested, macsec_sa_stats_attr */
         MACSEC_SA_ATTR_PAD,
         __MACSEC_SA_ATTR_END,