video: rk322x: fix crash on suspend/resume

[firefly-linux-kernel-4.4.55.git] / net / sysctl_net.c

diff --git a/net/sysctl_net.c b/net/sysctl_net.c
index 9bc6db04be3ea7cd998f41187ff40b19baa9c920..ed98c1fc3de1428560ea370413084102af9dff7f 100644 (file)
--- a/net/sysctl_net.c
+++ b/net/sysctl_net.c
@@ -47,12 +47,12 @@ static int net_ctl_permissions(struct ctl_table_header *head,
 
        /* Allow network administrator to have same access as root. */
        if (ns_capable(net->user_ns, CAP_NET_ADMIN) ||
-           uid_eq(root_uid, current_uid())) {
+           uid_eq(root_uid, current_euid())) {
                int mode = (table->mode >> 6) & 7;
                return (mode << 6) | (mode << 3) | mode;
        }
        /* Allow netns root group to have the same access as the root group */
-       if (gid_eq(root_gid, current_gid())) {
+       if (in_egroup_p(root_gid)) {
                int mode = (table->mode >> 3) & 7;
                return (mode << 3) | mode;
        }
@@ -94,10 +94,14 @@ __init int net_sysctl_init(void)
                goto out;
        ret = register_pernet_subsys(&sysctl_pernet_ops);
        if (ret)
-               goto out;
+               goto out1;
        register_sysctl_root(&net_sysctl_root);
 out:
        return ret;
+out1:
+       unregister_sysctl_table(net_header);
+       net_header = NULL;
+       goto out;
 }
 
 struct ctl_table_header *register_net_sysctl(struct net *net,