Merge git://git.kernel.org/pub/scm/linux/kernel/git/bunk/trivial
[linux-2.6.git] / security / selinux / hooks.c
index 3e59358..24caaee 100644 (file)
@@ -2643,6 +2643,11 @@ static int selinux_task_getsid(struct task_struct *p)
        return task_has_perm(current, p, PROCESS__GETSESSION);
 }
 
+static void selinux_task_getsecid(struct task_struct *p, u32 *secid)
+{
+       selinux_get_task_sid(p, secid);
+}
+
 static int selinux_task_setgroups(struct group_info *group_info)
 {
        /* See the comment for setuid above. */
@@ -2665,6 +2670,11 @@ static int selinux_task_setioprio(struct task_struct *p, int ioprio)
        return task_has_perm(current, p, PROCESS__SETSCHED);
 }
 
+static int selinux_task_getioprio(struct task_struct *p)
+{
+       return task_has_perm(current, p, PROCESS__GETSCHED);
+}
+
 static int selinux_task_setrlimit(unsigned int resource, struct rlimit *new_rlim)
 {
        struct rlimit *old_rlim = current->signal->rlim + resource;
@@ -2699,12 +2709,14 @@ static int selinux_task_movememory(struct task_struct *p)
        return task_has_perm(current, p, PROCESS__SETSCHED);
 }
 
-static int selinux_task_kill(struct task_struct *p, struct siginfo *info, int sig)
+static int selinux_task_kill(struct task_struct *p, struct siginfo *info,
+                               int sig, u32 secid)
 {
        u32 perm;
        int rc;
+       struct task_security_struct *tsec;
 
-       rc = secondary_ops->task_kill(p, info, sig);
+       rc = secondary_ops->task_kill(p, info, sig, secid);
        if (rc)
                return rc;
 
@@ -2715,8 +2727,12 @@ static int selinux_task_kill(struct task_struct *p, struct siginfo *info, int si
                perm = PROCESS__SIGNULL; /* null signal; existence test */
        else
                perm = signal_to_av(sig);
-
-       return task_has_perm(current, p, perm);
+       tsec = p->security;
+       if (secid)
+               rc = avc_has_perm(secid, tsec->sid, SECCLASS_PROCESS, perm, NULL);
+       else
+               rc = task_has_perm(current, p, perm);
+       return rc;
 }
 
 static int selinux_task_prctl(int option,
@@ -4433,9 +4449,11 @@ static struct security_operations selinux_ops = {
        .task_setpgid =                 selinux_task_setpgid,
        .task_getpgid =                 selinux_task_getpgid,
        .task_getsid =                  selinux_task_getsid,
+       .task_getsecid =                selinux_task_getsecid,
        .task_setgroups =               selinux_task_setgroups,
        .task_setnice =                 selinux_task_setnice,
        .task_setioprio =               selinux_task_setioprio,
+       .task_getioprio =               selinux_task_getioprio,
        .task_setrlimit =               selinux_task_setrlimit,
        .task_setscheduler =            selinux_task_setscheduler,
        .task_getscheduler =            selinux_task_getscheduler,