lib/mpi: return error code on dividing by zero

[cascardo/linux.git] / mm / memcontrol.c

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 602207b..556859f 100644 (file)
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -373,14 +373,13 @@ static void mem_cgroup_put(struct mem_cgroup *memcg);
 
 /* Writing them here to avoid exposing memcg's inner layout */
 #ifdef CONFIG_CGROUP_MEM_RES_CTLR_KMEM
-#ifdef CONFIG_INET
 #include <net/sock.h>
 #include <net/ip.h>
 
 static bool mem_cgroup_is_root(struct mem_cgroup *memcg);
 void sock_update_memcg(struct sock *sk)
 {
-       if (static_branch(&memcg_socket_limit_enabled)) {
+       if (mem_cgroup_sockets_enabled) {
                struct mem_cgroup *memcg;
 
                BUG_ON(!sk->sk_prot->proto_cgroup);
@@ -412,7 +411,7 @@ EXPORT_SYMBOL(sock_update_memcg);
 
 void sock_release_memcg(struct sock *sk)
 {
-       if (static_branch(&memcg_socket_limit_enabled) && sk->sk_cgrp) {
+       if (mem_cgroup_sockets_enabled && sk->sk_cgrp) {
                struct mem_cgroup *memcg;
                WARN_ON(!sk->sk_cgrp->memcg);
                memcg = sk->sk_cgrp->memcg;
@@ -420,6 +419,7 @@ void sock_release_memcg(struct sock *sk)
        }
 }
 
+#ifdef CONFIG_INET
 struct cg_proto *tcp_proto_cgroup(struct mem_cgroup *memcg)
 {
        if (!memcg || mem_cgroup_is_root(memcg))
@@ -3247,7 +3247,7 @@ int mem_cgroup_prepare_migration(struct page *page,
                ctype = MEM_CGROUP_CHARGE_TYPE_CACHE;
        else
                ctype = MEM_CGROUP_CHARGE_TYPE_SHMEM;
-       __mem_cgroup_commit_charge(memcg, page, 1, pc, ctype);
+       __mem_cgroup_commit_charge(memcg, newpage, 1, pc, ctype);
        return ret;
 }