From fb10f802b0fb76079612cb78505cbc9ad81e683b Mon Sep 17 00:00:00 2001 From: Gao feng Date: Fri, 22 Nov 2013 14:48:40 +0800 Subject: tcp_memcg: remove useless var old_lim nobody needs it. remove. Signed-off-by: Gao feng Signed-off-by: David S. Miller --- net/ipv4/tcp_memcontrol.c | 2 -- 1 file changed, 2 deletions(-) (limited to 'net') diff --git a/net/ipv4/tcp_memcontrol.c b/net/ipv4/tcp_memcontrol.c index 03e9154f7e68..269a89ecd2f4 100644 --- a/net/ipv4/tcp_memcontrol.c +++ b/net/ipv4/tcp_memcontrol.c @@ -60,7 +60,6 @@ EXPORT_SYMBOL(tcp_destroy_cgroup); static int tcp_update_limit(struct mem_cgroup *memcg, u64 val) { struct cg_proto *cg_proto; - u64 old_lim; int i; int ret; @@ -71,7 +70,6 @@ static int tcp_update_limit(struct mem_cgroup *memcg, u64 val) if (val > RES_COUNTER_MAX) val = RES_COUNTER_MAX; - old_lim = res_counter_read_u64(&cg_proto->memory_allocated, RES_LIMIT); ret = res_counter_set_limit(&cg_proto->memory_allocated, val); if (ret) return ret; -- cgit v1.2.3-58-ga151