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CRED: Allow kernel services to override LSM settings for task actions
[safe/jmp/linux-2.6]
/
security
/
capability.c
diff --git
a/security/capability.c
b/security/capability.c
index
185804f
..
b9e3914
100644
(file)
--- a/
security/capability.c
+++ b/
security/capability.c
@@
-348,6
+348,16
@@
static void cap_cred_commit(struct cred *new, const struct cred *old)
{
}
{
}
+static int cap_kernel_act_as(struct cred *new, u32 secid)
+{
+ return 0;
+}
+
+static int cap_kernel_create_files_as(struct cred *new, struct inode *inode)
+{
+ return 0;
+}
+
static int cap_task_setuid(uid_t id0, uid_t id1, uid_t id2, int flags)
{
return 0;
static int cap_task_setuid(uid_t id0, uid_t id1, uid_t id2, int flags)
{
return 0;
@@
-889,6
+899,8
@@
void security_fixup_ops(struct security_operations *ops)
set_to_cap_if_null(ops, cred_free);
set_to_cap_if_null(ops, cred_prepare);
set_to_cap_if_null(ops, cred_commit);
set_to_cap_if_null(ops, cred_free);
set_to_cap_if_null(ops, cred_prepare);
set_to_cap_if_null(ops, cred_commit);
+ set_to_cap_if_null(ops, kernel_act_as);
+ set_to_cap_if_null(ops, kernel_create_files_as);
set_to_cap_if_null(ops, task_setuid);
set_to_cap_if_null(ops, task_fix_setuid);
set_to_cap_if_null(ops, task_setgid);
set_to_cap_if_null(ops, task_setuid);
set_to_cap_if_null(ops, task_fix_setuid);
set_to_cap_if_null(ops, task_setgid);