xfrm: Fix a typo

Signed-off-by: Jakub Wilk <jwilk@jwilk.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index bd16c6c..0cebf1f 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -2048,7 +2048,7 @@
 		xfrm_audit_policy_delete(xp, 1, true);
 	} else {
 		// reset the timers here?
-		WARN(1, "Dont know what to do with soft policy expire\n");
+		WARN(1, "Don't know what to do with soft policy expire\n");
 	}
 	km_policy_expired(xp, p->dir, up->hard, nlh->nlmsg_pid);