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authorTony Lindgren <tony@atomide.com>2013-04-01 19:55:04 +0400
committerTony Lindgren <tony@atomide.com>2013-04-01 19:55:04 +0400
commitd29778a01d5fc4b69ca1e7bc21121536e5c1c31d (patch)
tree0fb90068b5b19436723d55bc44350776588c2992 /fs/proc/root.c
parentce9df0b00ac7f0a733d361c23bebdd79f32f8adc (diff)
parent469d633d20c774ecd34ac615c838193e1e150c62 (diff)
downloadlinux-d29778a01d5fc4b69ca1e7bc21121536e5c1c31d.tar.xz
Merge tag 'omap-devel-b-for-3.10' of git://git.kernel.org/pub/scm/linux/kernel/git/pjw/omap-pending into omap-for-v3.10/fixes-non-critical
Some miscellaneous OMAP hwmod, powerdomain, and clock fixes for 3.10. Basic test logs are here: http://www.pwsan.com/omap/testlogs/prcm_fixes_a_3.10/20130331205716/
Diffstat (limited to 'fs/proc/root.c')
-rw-r--r--fs/proc/root.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/proc/root.c b/fs/proc/root.c
index c6e9fac26bac..9c7fab1d23f0 100644
--- a/fs/proc/root.c
+++ b/fs/proc/root.c
@@ -16,6 +16,7 @@
#include <linux/sched.h>
#include <linux/module.h>
#include <linux/bitops.h>
+#include <linux/user_namespace.h>
#include <linux/mount.h>
#include <linux/pid_namespace.h>
#include <linux/parser.h>
@@ -108,6 +109,9 @@ static struct dentry *proc_mount(struct file_system_type *fs_type,
} else {
ns = task_active_pid_ns(current);
options = data;
+
+ if (!current_user_ns()->may_mount_proc)
+ return ERR_PTR(-EPERM);
}
sb = sget(fs_type, proc_test_super, proc_set_super, flags, ns);