提交 fb10f802 编写于 作者: G Gao feng 提交者: David S. Miller

tcp_memcg: remove useless var old_lim

nobody needs it. remove.
Signed-off-by: NGao feng <gaofeng@cn.fujitsu.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 b8ee93ba
......@@ -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;
......
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