[PATCH v3 06/11] syslog_ns: use init syslog_ns for console action
From: Rui Xiang <hidden>
Date: 2013-08-07 07:37:42
Also in:
lkml, netfilter-devel
Subsystem:
the rest · Maintainer:
Linus Torvalds
While flags SYSLOG_ACTION_CONSOLE_ON/OFF/LEVEL of console actin are used in syslog syscall, the related hanlding should be targeted at host by init_syslog_ns. Signed-off-by: Rui Xiang <redacted> --- kernel/printk.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/kernel/printk.c b/kernel/printk.c
index ca951e7..bdb7ed4 100644
--- a/kernel/printk.c
+++ b/kernel/printk.c@@ -373,6 +373,11 @@ static int check_syslog_permissions(int type, bool from_file, if (from_file && type != SYSLOG_ACTION_OPEN) return 0; + if (type == SYSLOG_ACTION_CONSOLE_OFF + || type == SYSLOG_ACTION_CONSOLE_ON + || type == SYSLOG_ACTION_CONSOLE_LEVEL) + ns = &init_syslog_ns; + if (syslog_action_restricted(type, ns)) { if (ns_capable(ns->owner, CAP_SYSLOG)) return 0;
--
1.8.2.2