From: Jan Dakinevich <jan.dakinev...@virtuozzo.com> Some unprivileged containers desire this sysctl. Apparently it is safe for userns root, and there is no reason to restrict them.
https://jira.sw.ru/browse/PSBM-91032 Signed-off-by: Jan Dakinevich <jan.dakinev...@virtuozzo.com> Reviewed-by: Vasily Averin <v...@virtuozzo.com> (cherry picked from vz7 commit dccf5143b132 ("net: export net/core/somaxconn sysctl for unprivileged users")) https://jira.sw.ru/browse/PSBM-128772 Signed-off-by: Konstantin Khorenko <khore...@virtuozzo.com> (cherry-picked from vz8 commit 6a248cdbe338 ("net: export net/core/somaxconn sysctl for unprivileged users")) Signed-off-by: Nikita Yushchenko <nikita.yushche...@virtuozzo.com> --- net/core/sysctl_net_core.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c index c8496c1142c9..b014d1be56c5 100644 --- a/net/core/sysctl_net_core.c +++ b/net/core/sysctl_net_core.c @@ -15,6 +15,7 @@ #include <linux/vmalloc.h> #include <linux/init.h> #include <linux/slab.h> +#include <linux/ve.h> #include <net/ip.h> #include <net/sock.h> @@ -621,9 +622,8 @@ static __net_init int sysctl_core_net_init(struct net *net) tbl[0].data = &net->core.sysctl_somaxconn; /* Don't export any sysctls to unprivileged users */ - if (net->user_ns != &init_user_ns) { + if (ve_net_hide_sysctl(net)) tbl[0].procname = NULL; - } } net->core.sysctl_hdr = register_net_sysctl(net, "net/core", tbl); -- 2.30.2 _______________________________________________ Devel mailing list Devel@openvz.org https://lists.openvz.org/mailman/listinfo/devel
