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-rw-r--r--block/ioprio.c6
-rw-r--r--kernel/sys.c4
2 files changed, 6 insertions, 4 deletions
diff --git a/block/ioprio.c b/block/ioprio.c
index 31666c92b46a..cc7800e9eb44 100644
--- a/block/ioprio.c
+++ b/block/ioprio.c
@@ -123,7 +123,8 @@ SYSCALL_DEFINE3(ioprio_set, int, which, int, who, int, ioprio)
break;
do_each_thread(g, p) {
- if (!uid_eq(task_uid(p), uid))
+ if (!uid_eq(task_uid(p), uid) ||
+ !task_pid_vnr(p))
continue;
ret = set_task_ioprio(p, ioprio);
if (ret)
@@ -220,7 +221,8 @@ SYSCALL_DEFINE2(ioprio_get, int, which, int, who)
break;
do_each_thread(g, p) {
- if (!uid_eq(task_uid(p), user->uid))
+ if (!uid_eq(task_uid(p), user->uid) ||
+ !task_pid_vnr(p))
continue;
tmpio = get_task_ioprio(p);
if (tmpio < 0)
diff --git a/kernel/sys.c b/kernel/sys.c
index fa2f2f671a5c..6af9212ab5aa 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -222,7 +222,7 @@ SYSCALL_DEFINE3(setpriority, int, which, int, who, int, niceval)
goto out_unlock; /* No processes for this user */
}
do_each_thread(g, p) {
- if (uid_eq(task_uid(p), uid))
+ if (uid_eq(task_uid(p), uid) && task_pid_vnr(p))
error = set_one_prio(p, niceval, error);
} while_each_thread(g, p);
if (!uid_eq(uid, cred->uid))
@@ -290,7 +290,7 @@ SYSCALL_DEFINE2(getpriority, int, which, int, who)
goto out_unlock; /* No processes for this user */
}
do_each_thread(g, p) {
- if (uid_eq(task_uid(p), uid)) {
+ if (uid_eq(task_uid(p), uid) && task_pid_vnr(p)) {
niceval = nice_to_rlimit(task_nice(p));
if (niceval > retval)
retval = niceval;