net: lls fix build with allnoconfig

correct placeholder declarations to prevent build breakage when
!CONFIG_NET_LL_RX_POLL

Signed-off-by: Eliezer Tamir <eliezer.tamir@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/ll_poll.h b/include/net/ll_poll.h
index b76f004..0d620ba 100644
--- a/include/net/ll_poll.h
+++ b/include/net/ll_poll.h
@@ -163,12 +163,12 @@
 	return 0;
 }
 
-static inline u64 sk_ll_end_time(struct sock *sk)
+static inline u64 ll_start_time(unsigned int flag)
 {
 	return 0;
 }
 
-static inline u64 ll_end_time(void)
+static inline u64 ll_run_time(void)
 {
 	return 0;
 }
@@ -191,7 +191,7 @@
 {
 }
 
-static inline bool can_poll_ll(u64 end_time)
+static inline bool can_poll_ll(u64 start_time, u64 run_time)
 {
 	return false;
 }