tcp_memcontrol: remove a redundant statement in tcp_destroy_cgroup()

We read the value but make no use of it. Signed-off-by: Li Zefan <[email protected]> Signed-off-by: David S. Miller <[email protected]>
gunnarahlberg · Apr 9, 2013 · 10b96f7 · 10b96f7
1 parent 617fe29
commit 10b96f7
Showing 1 changed file with 0 additions and 2 deletions.
diff --git a/net/ipv4/tcp_memcontrol.c b/net/ipv4/tcp_memcontrol.c
@@ -72,8 +72,6 @@ void tcp_destroy_cgroup(struct mem_cgroup *memcg)
 
 	tcp = tcp_from_cgproto(cg_proto);
 	percpu_counter_destroy(&tcp->tcp_sockets_allocated);
-
-	val = res_counter_read_u64(&tcp->tcp_memory_allocated, RES_LIMIT);
 }
 EXPORT_SYMBOL(tcp_destroy_cgroup);