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-rw-r--r--include/uapi/linux/xfrm.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uapi/linux/xfrm.h b/include/uapi/linux/xfrm.h
index d950d02ab791..f28701500714 100644
--- a/include/uapi/linux/xfrm.h
+++ b/include/uapi/linux/xfrm.h
@@ -321,6 +321,7 @@ enum xfrm_attr_type_t {
XFRMA_IF_ID, /* __u32 */
XFRMA_MTIMER_THRESH, /* __u32 in seconds for input SA */
XFRMA_SA_DIR, /* __u8 */
+ XFRMA_NAT_KEEPALIVE_INTERVAL, /* __u32 in seconds for NAT keepalive */
__XFRMA_MAX
#define XFRMA_OUTPUT_MARK XFRMA_SET_MARK /* Compatibility */