summaryrefslogtreecommitdiffstats
path: root/security/device_cgroup.c
diff options
context:
space:
mode:
authorAl Viro <viro@zeniv.linux.org.uk>2011-06-19 13:01:04 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2011-06-20 10:46:04 -0400
commit482e0cd3dbaa70f2a2bead4b5f2c0d203ef654ba (patch)
tree68d885682da34a08c29908d012a356344882a487 /security/device_cgroup.c
parent8e833fd2e1f0107ee7a4b6bc4de3c9f0e9b0ed41 (diff)
downloadlinux-stable-482e0cd3dbaa70f2a2bead4b5f2c0d203ef654ba.tar.gz
linux-stable-482e0cd3dbaa70f2a2bead4b5f2c0d203ef654ba.tar.bz2
linux-stable-482e0cd3dbaa70f2a2bead4b5f2c0d203ef654ba.zip
devcgroup_inode_permission: take "is it a device node" checks to inlined wrapper
inode_permission() calls devcgroup_inode_permission() and almost all such calls are _not_ for device nodes; let's at least keep the common path straight... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'security/device_cgroup.c')
-rw-r--r--security/device_cgroup.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/security/device_cgroup.c b/security/device_cgroup.c
index cd1f779fa51d..1be68269e1c2 100644
--- a/security/device_cgroup.c
+++ b/security/device_cgroup.c
@@ -474,17 +474,11 @@ struct cgroup_subsys devices_subsys = {
.subsys_id = devices_subsys_id,
};
-int devcgroup_inode_permission(struct inode *inode, int mask)
+int __devcgroup_inode_permission(struct inode *inode, int mask)
{
struct dev_cgroup *dev_cgroup;
struct dev_whitelist_item *wh;
- dev_t device = inode->i_rdev;
- if (!device)
- return 0;
- if (!S_ISBLK(inode->i_mode) && !S_ISCHR(inode->i_mode))
- return 0;
-
rcu_read_lock();
dev_cgroup = task_devcgroup(current);